The following tables present IEM computed monthly data summaries based on
daily data provided by or computed for the IEM. A download interface
exists for the daily summary information. The climatology is provided by the
nearest NCEI climate station (USW00093987) within the current 1991-2020
dataset.
To load shown data into Microsoft Excel,
highlight the table information with your mouse and then copy/paste into Excel.
Precipitation Totals [inch]
Year
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
1948
M
M
M
M
M
M
M
0.00
0.00
0.00
0.00
0.00
1949
0.03
0.04
0.00
0.06
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1950
0.00
0.00
0.13
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1951
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.01
0.00
0.00
0.00
1952
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1953
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1954
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1955
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1956
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1957
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1958
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1959
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1960
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1961
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1962
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1963
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1964
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1965
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1966
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1967
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1968
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1969
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1970
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1971
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1972
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1973
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1974
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1975
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1976
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1977
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1978
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1979
0.00
0.00
0.00
14.00
0.00
8.40
0.00
0.00
0.00
0.00
0.00
0.00
1980
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1981
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1982
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1983
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1984
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1985
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1986
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1987
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1988
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1989
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1990
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1991
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1992
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1993
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1994
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1995
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1996
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1997
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1998
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1999
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
2000
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.30
4.68
0.46
15.92
4.80
2001
5.44
2.48
8.02
1.47
2.67
12.86
0.59
5.81
5.33
4.04
3.50
4.89
2002
4.27
2.24
7.47
2.84
1.67
5.78
5.67
2.90
3.63
8.52
8.37
9.19
2003
0.65
4.83
3.51
2.45
0.47
6.41
4.86
5.82
6.20
2.02
4.87
2.78
2004
5.33
10.06
5.11
2.50
6.10
12.32
3.85
3.51
4.27
5.35
17.11
3.58
2005
4.06
5.57
3.52
1.10
1.80
0.85
2.31
2.58
1.08
1.71
1.10
1.65
2006
5.01
4.99
2.62
1.36
1.25
1.13
2.44
2.18
0.73
13.25
1.80
4.30
2007
9.95
2.28
2.84
3.43
5.47
3.79
6.70
2.77
1.90
2.44
4.50
4.39
2008
3.16
5.82
2.82
2.97
2.01
5.14
2.16
7.45
1.04
2.40
3.58
2.08
2009
1.45
2.16
5.01
7.59
2.51
1.97
4.11
2.44
5.46
15.09
2.55
4.54
2010
1.83
3.57
3.02
0.69
2.46
3.88
5.56
0.45
1.73
0.74
3.16
0.86
2011
7.14
0.76
0.77
1.55
3.84
2.42
1.95
0.94
1.53
1.51
4.09
6.54
2012
2.96
2.39
8.45
0.76
1.96
0.67
3.63
2.16
4.83
0.39
0.21
0.73
2013
3.64
2.68
2.36
1.12
3.90
1.61
3.88
0.51
3.65
1.68
3.80
1.25
2014
1.17
1.56
2.10
2.87
7.42
1.65
6.04
1.92
2.67
3.61
4.06
4.16
2015
5.39
1.38
5.09
4.96
3.79
7.69
0.25
0.44
1.15
1.78
8.20
2.43
2016
2.47
3.09
5.70
7.88
4.86
2.65
0.83
8.78
1.10
0.15
2.75
4.91
2017
5.65
2.13
1.67
5.69
6.76
4.78
3.31
14.13
1.99
2.68
1.34
3.61
2018
2.42
7.88
6.55
2.83
1.09
0.67
6.09
0.80
10.25
14.40
4.43
11.16
2019
4.73
2.04
1.26
5.30
4.80
4.65
1.58
3.78
4.89
5.71
1.32
1.62
2020
5.86
2.78
4.47
4.71
2.90
1.91
5.11
1.77
3.29
1.95
2.35
6.22
2021
1.99
2.36
1.73
8.96
11.89
4.81
6.40
0.76
0.88
2.04
2.84
2.37
2022
3.40
1.76
3.11
2.72
3.31
0.62
2.98
6.67
4.45
1.71
4.03
5.98
2023
5.39
2.30
4.15
8.12
6.56
2.42
0.26
1.54
8.15
3.66
2.11
2.44
2024
12.08
4.07
3.24
6.60
14.83
2.96
10.64
2.03
2.18
0.40
6.07
6.99
2025
3.55
6.88
3.67
4.44
8.58
5.70
M
M
M
M
M
M
NCEI Climatology
4.66
4.03
4.21
3.69
4.64
4.22
3.34
3.75
3.94
4.73
4.53
4.68
Average Wind Speed [MPH]
Year
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
1948
M
M
M
M
M
M
M
5.0
5.4
5.2
7.0
6.8
1949
7.3
6.6
7.4
6.5
5.9
4.2
4.2
4.1
5.2
6.2
5.3
6.9
1950
7.9
6.6
8.7
7.8
6.1
5.2
4.3
4.2
4.5
3.9
6.3
6.1
1951
7.5
6.8
8.2
9.5
7.4
7.0
5.9
4.9
5.8
6.0
7.7
9.3
1952
9.1
9.6
8.2
8.7
7.5
6.7
6.0
4.9
5.8
4.9
7.0
5.9
1953
8.0
6.5
5.9
6.9
5.5
4.0
3.2
3.6
2.9
3.7
5.1
6.3
1954
6.9
7.6
7.6
6.0
5.7
4.7
5.5
4.6
5.0
7.1
7.3
8.9
1955
7.4
9.4
8.5
7.8
6.4
5.7
5.3
5.8
5.1
7.1
9.3
7.5
1956
8.1
8.6
9.2
8.1
6.5
5.5
6.4
6.2
6.3
5.5
7.3
6.7
1957
8.0
7.1
8.3
8.6
7.0
5.8
4.1
5.4
6.4
6.1
7.9
6.8
1958
7.8
8.0
8.1
7.5
6.1
5.3
5.5
4.0
5.6
5.6
5.0
6.5
1959
7.4
7.6
6.7
7.5
6.1
4.9
3.5
4.0
4.7
5.2
5.2
5.6
1960
6.2
7.8
7.1
6.6
6.0
4.5
3.7
2.9
3.6
3.6
5.4
5.8
1961
5.5
6.4
6.8
7.1
5.6
4.3
3.1
4.0
6.7
4.5
6.4
7.1
1962
6.9
7.0
6.7
6.2
6.0
4.1
4.7
5.1
4.3
5.4
6.0
5.7
1963
6.1
6.6
6.7
6.7
5.5
4.4
5.4
4.6
5.4
3.3
6.4
6.3
1964
7.0
7.0
7.4
8.2
5.8
5.5
4.8
5.6
4.9
5.6
5.8
7.2
1965
8.0
8.1
9.0
7.6
8.9
6.7
5.6
4.6
6.8
6.4
6.8
7.9
1966
8.4
8.5
8.7
9.9
8.1
6.9
6.3
6.5
5.8
6.9
8.0
8.1
1967
9.0
9.5
9.5
9.2
8.5
6.9
7.3
6.7
6.5
7.3
7.2
8.0
1968
8.2
8.0
8.6
8.0
7.7
6.8
6.0
5.7
6.1
6.6
8.3
8.5
1969
9.0
8.0
9.6
8.1
6.1
7.7
6.4
6.9
6.1
9.0
7.0
7.4
1970
7.4
8.6
9.7
9.2
7.8
7.3
7.1
6.6
7.5
7.1
8.4
8.0
1971
8.9
10.5
10.3
9.2
8.5
7.1
7.7
5.1
7.2
6.2
7.8
7.9
1972
9.1
8.2
8.7
9.0
5.2
5.5
6.3
4.8
5.3
6.3
8.0
8.1
1973
8.1
6.7
8.7
8.2
6.8
6.1
4.6
3.7
5.6
4.8
6.9
7.2
1974
6.2
8.8
9.4
9.0
7.6
7.1
6.3
6.5
8.3
6.3
8.1
6.9
1975
7.8
8.5
9.6
9.4
7.1
7.2
5.3
5.3
5.9
6.8
7.5
7.4
1976
8.9
8.6
9.6
7.8
6.9
6.6
5.6
5.3
5.0
6.3
6.0
6.9
1977
7.2
7.9
8.3
6.7
6.9
6.5
5.5
6.2
6.4
5.8
7.8
8.1
1978
9.1
8.9
8.9
8.7
7.4
6.2
5.7
6.8
6.5
6.1
6.6
8.5
1979
9.7
9.1
9.4
7.9
7.5
6.5
6.5
4.7
6.5
7.0
6.8
6.9
1980
7.9
7.6
9.1
8.0
6.5
7.3
5.8
7.3
6.6
5.8
6.5
7.3
1981
6.1
7.4
7.7
7.5
8.0
7.1
5.3
5.1
4.9
6.9
5.8
7.6
1982
7.7
7.7
8.7
8.6
6.6
6.1
5.6
5.7
6.3
6.8
7.1
8.0
1983
6.7
7.8
8.3
9.2
7.8
6.4
5.6
5.1
5.7
5.7
7.9
8.6
1984
6.8
8.0
9.0
8.7
8.1
6.7
6.1
5.9
7.7
6.9
7.7
8.2
1985
7.3
8.3
8.5
7.5
6.3
6.5
6.2
6.0
6.2
7.3
6.9
6.3
1986
6.8
7.8
7.0
7.1
6.9
5.1
5.3
5.5
5.1
5.0
6.2
5.3
1987
6.3
8.0
7.9
6.9
6.1
6.5
5.7
6.0
5.4
6.3
6.8
7.4
1988
7.9
7.5
9.0
7.6
6.5
5.9
5.7
5.5
6.5
6.9
8.2
7.0
1989
7.2
9.0
9.0
8.4
8.5
7.6
5.8
5.4
7.3
6.6
7.6
7.7
1990
8.2
9.0
8.4
8.4
8.5
5.8
5.3
5.3
5.0
6.2
7.1
7.8
1991
6.5
6.1
8.2
8.1
7.4
5.6
4.7
3.7
5.2
5.9
6.7
7.0
1992
5.9
7.8
9.1
7.9
7.9
4.7
7.5
5.8
7.0
6.4
7.4
7.3
1993
7.1
8.0
8.0
9.4
7.8
7.7
6.7
6.0
6.6
7.2
7.5
7.5
1994
8.5
7.8
8.2
8.5
6.5
6.8
6.4
4.7
5.1
6.8
7.4
6.2
1995
7.6
7.1
8.7
8.1
8.4
6.2
7.2
4.6
5.7
6.6
7.9
7.5
1996
8.9
9.3
9.0
9.5
9.6
6.5
6.5
5.6
5.4
6.2
7.3
7.2
1997
8.4
8.0
7.6
8.0
6.3
5.7
4.5
5.7
5.5
7.1
6.7
7.1
1998
8.1
7.6
9.7
7.8
6.7
9.4
6.6
4.7
6.3
6.4
6.8
7.2
1999
8.6
8.2
8.0
8.6
6.8
7.0
5.2
5.4
6.1
5.7
5.6
7.5
2000
9.1
9.3
7.9
8.1
8.2
6.6
5.5
5.5
5.7
6.0
6.5
6.7
2001
5.8
7.4
5.8
7.5
6.5
5.8
4.1
4.8
4.7
5.5
5.0
5.3
2002
6.7
6.1
8.8
7.6
7.6
5.1
4.4
4.8
5.4
5.2
5.6
6.4
2003
6.1
7.2
5.6
6.8
7.0
5.0
4.6
4.7
4.1
4.4
6.4
6.3
2004
6.3
6.9
6.6
6.6
7.5
5.2
4.1
4.8
4.5
5.8
5.9
5.2
2005
6.4
5.8
6.1
6.4
4.6
4.3
4.0
3.3
4.9
4.4
5.0
5.4
2006
6.7
6.9
7.7
6.1
6.6
5.1
5.8
5.0
5.5
5.5
6.2
5.9
2007
5.7
6.7
6.9
6.3
5.9
5.0
4.5
4.2
3.8
5.2
5.5
6.5
2008
6.8
7.7
9.1
7.3
7.0
6.6
4.9
4.7
6.1
4.7
5.0
6.9
2009
5.7
7.8
7.2
8.1
5.7
5.0
4.8
4.2
3.7
6.2
3.9
5.4
2010
5.7
5.8
6.1
6.8
6.2
4.7
4.5
4.5
4.1
4.6
7.1
7.3
2011
5.9
8.1
7.4
9.9
8.8
7.6
4.8
5.0
5.5
5.0
7.1
5.4
2012
6.0
6.0
6.7
6.5
4.8
4.9
4.2
5.5
3.6
5.0
4.2
5.8
2013
5.9
6.1
7.0
7.2
7.2
4.4
4.5
4.2
4.1
4.7
5.5
4.7
2014
6.3
6.2
6.9
7.7
6.7
6.1
4.2
4.8
4.4
4.6
6.6
5.9
2015
5.3
6.5
5.7
6.5
6.9
4.8
5.3
4.7
4.1
5.8
5.6
6.0
2016
5.9
6.6
7.5
6.5
5.7
4.6
5.6
4.2
3.8
4.2
5.2
6.5
2017
6.9
7.7
7.1
7.0
6.7
6.1
4.5
5.9
4.0
4.7
5.4
4.9
2018
6.0
6.9
7.2
6.8
5.2
7.1
4.9
5.2
4.3
5.6
5.7
6.3
2019
5.9
7.0
6.3
6.8
6.5
5.2
5.3
3.9
4.9
4.9
5.1
4.8
2020
5.8
6.4
7.0
6.1
6.4
5.4
5.2
4.7
5.4
5.3
5.1
5.6
2021
5.9
6.4
7.1
6.5
6.8
5.1
3.8
4.1
4.3
5.0
4.8
6.4
2022
6.2
6.2
7.1
8.4
7.4
5.4
6.1
5.2
3.4
4.9
5.1
5.6
2023
6.2
7.1
6.8
6.8
4.4
4.9
5.0
5.6
4.1
5.3
4.5
4.9
2024
6.6
6.7
6.0
7.4
6.5
4.9
4.2
3.6
4.1
4.8
5.5
5.3
2025
5.8
6.7
7.7
7.8
6.2
5.3
M
M
M
M
M
M
NCEI Climatology
M
M
M
M
M
M
M
M
M
M
M
M
Average Daily High Temperature [F]
Year
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
1948
M
M
M
M
M
M
M
97.68
88.83
81.87
68.60
64.94
1949
57.48
65.46
70.10
74.20
87.06
90.63
92.10
90.97
88.03
76.52
73.23
62.71
1950
66.42
67.64
68.13
74.47
85.00
88.07
91.06
93.10
85.63
82.61
70.40
61.06
1951
61.74
63.64
70.39
75.57
84.74
91.07
95.77
99.74
88.23
81.77
65.50
64.87
1952
69.26
66.10
68.74
74.60
82.94
91.83
92.35
96.55
90.90
79.35
66.87
59.16
1953
65.10
63.04
75.39
76.90
83.97
94.33
90.13
91.23
91.00
82.74
66.83
57.84
1954
62.39
71.50
69.26
80.67
80.32
92.30
97.29
96.26
94.07
82.23
69.10
65.61
1955
58.39
62.11
73.19
80.93
85.94
89.20
92.39
91.58
91.33
81.77
68.83
61.97
1956
60.77
66.00
70.65
75.80
87.55
90.33
97.42
96.90
93.20
85.19
67.90
67.84
1957
59.26
68.75
68.06
76.13
84.68
88.20
94.87
93.77
84.93
75.52
66.53
64.87
1958
57.52
55.04
64.81
76.27
85.16
92.03
95.87
94.13
86.17
76.03
69.83
57.32
1959
59.23
62.18
70.23
74.30
86.03
90.17
91.84
91.35
89.27
78.81
64.27
61.61
1960
56.39
56.76
63.29
80.33
84.58
92.13
93.29
91.65
88.73
80.61
69.53
55.81
1961
55.23
64.50
74.06
75.47
84.35
86.27
89.81
90.84
87.20
79.52
66.33
59.71
1962
55.26
69.64
66.42
76.37
87.52
90.07
96.94
98.35
89.20
83.06
67.10
60.00
1963
53.35
60.71
76.35
81.80
87.23
92.90
94.16
96.84
89.60
86.97
70.80
53.48
1964
59.16
56.66
71.13
79.03
85.29
89.90
95.42
95.71
87.00
78.84
71.97
61.68
1965
64.14
61.04
62.55
82.28
84.27
90.12
94.13
93.65
89.03
78.94
75.17
64.45
1966
52.74
59.89
70.65
79.03
82.87
89.97
94.87
89.42
86.90
78.55
73.43
59.88
1967
61.06
62.57
77.74
82.80
82.58
91.43
89.84
92.13
85.17
82.26
73.27
61.97
1968
57.06
58.07
68.61
78.30
84.39
87.90
90.03
91.32
86.10
81.13
66.90
61.61
1969
61.97
62.14
62.97
77.97
84.10
90.37
95.58
95.48
90.53
82.97
71.70
65.48
1970
55.39
64.82
68.35
80.37
84.23
90.57
93.77
95.68
90.17
77.16
67.63
68.58
1971
64.97
67.00
70.97
79.30
83.45
91.30
94.23
90.29
87.83
82.87
71.70
67.61
1972
64.06
66.76
75.42
81.17
84.10
90.80
89.74
91.45
89.97
79.94
61.73
59.97
1973
55.19
61.04
73.32
73.00
83.55
86.50
90.90
88.74
86.73
81.00
76.33
63.32
1974
59.77
66.75
76.35
79.07
85.23
88.13
93.97
91.65
82.07
80.52
68.33
63.74
1975
66.52
65.25
70.32
77.90
85.23
89.33
91.45
91.87
86.03
82.74
72.30
61.71
1976
61.52
72.48
72.03
79.63
82.16
87.93
89.48
91.65
87.10
72.13
61.90
60.45
1977
52.03
67.68
73.03
78.70
85.94
91.20
94.65
92.10
90.53
83.81
69.47
60.58
1978
45.03
51.93
68.13
78.60
85.29
89.70
93.29
93.00
85.80
81.16
72.00
62.03
1979
48.61
58.29
71.06
74.80
80.94
87.30
88.87
89.32
83.80
80.94
65.17
61.58
1980
58.97
60.28
67.74
74.80
82.84
92.13
97.13
95.48
92.00
77.84
66.57
62.42
1981
57.71
62.68
69.32
81.33
81.13
90.20
92.45
92.87
85.40
76.42
71.23
60.45
1982
60.71
58.32
70.90
73.07
83.06
89.63
92.77
94.35
89.17
77.29
67.20
62.29
1983
56.26
60.07
68.42
72.17
81.45
86.53
90.77
91.48
85.50
79.10
69.93
51.03
1984
53.97
64.17
69.97
78.70
85.06
88.70
91.94
92.81
84.90
78.87
67.10
68.35
1985
52.94
57.32
72.61
79.07
84.13
89.90
91.52
95.10
88.43
77.71
70.90
58.42
1986
62.58
66.11
74.42
77.70
82.26
89.50
94.87
91.35
88.70
76.84
66.03
55.68
1987
58.13
61.82
69.32
79.73
83.84
88.27
91.65
95.03
87.73
79.19
69.90
61.77
1988
54.77
60.31
69.74
78.10
84.29
90.40
92.00
93.94
89.50
79.52
73.30
62.94
1989
62.03
56.68
71.42
78.00
84.68
85.17
90.29
90.68
85.87
80.29
70.57
53.90
1990
64.19
68.57
71.13
78.37
83.94
92.60
91.87
95.55
90.70
80.19
73.03
61.94
1991
54.48
64.93
72.23
78.63
84.03
90.67
93.19
91.00
86.83
83.65
64.27
61.10
1992
57.71
66.52
72.10
76.47
81.26
88.80
91.45
89.00
86.77
81.90
63.17
60.32
1993
57.45
61.86
66.87
71.93
79.52
86.40
92.48
95.81
91.03
76.48
64.53
61.03
1994
58.61
63.29
71.26
77.93
80.71
88.73
91.52
89.32
85.80
77.35
71.20
61.42
1995
60.23
65.64
69.26
76.80
83.74
88.60
93.16
93.55
88.87
79.87
69.97
62.23
1996
61.71
67.41
68.35
80.17
89.55
90.17
95.21
90.69
86.35
79.19
68.87
64.48
1997
57.96
61.76
73.25
72.19
82.05
88.31
93.54
92.68
90.58
77.43
63.39
57.95
1998
63.78
63.87
68.55
75.57
89.01
95.81
100.44
95.97
90.28
79.35
69.62
60.83
1999
65.34
70.11
70.27
80.96
83.94
88.37
90.94
98.17
89.23
80.05
74.77
66.27
2000
62.62
72.21
75.74
76.78
85.61
88.57
96.69
99.19
90.70
80.06
63.20
51.64
2001
54.89
66.89
63.66
81.06
86.30
88.06
93.85
92.50
85.22
77.14
73.05
63.46
2002
63.18
60.41
70.16
80.51
85.69
89.81
92.01
93.78
88.99
75.36
65.95
60.69
2003
57.10
58.43
69.46
79.65
86.78
89.54
91.39
93.16
85.00
80.31
72.20
62.68
2004
59.98
57.83
74.29
77.53
85.16
87.73
91.61
91.25
89.14
83.47
68.97
64.79
2005
63.55
64.57
70.77
78.03
85.71
94.73
94.87
96.13
95.16
81.98
73.80
62.74
2006
68.52
62.37
73.49
83.67
86.58
92.36
93.29
97.16
90.10
80.35
71.33
62.15
2007
56.35
62.75
76.19
75.40
84.42
90.03
88.87
94.32
89.73
82.61
70.57
66.42
2008
58.58
68.97
73.42
78.90
85.52
92.53
95.81
92.68
86.38
80.55
70.35
62.21
2009
63.50
70.19
71.15
76.91
85.94
94.54
96.75
95.01
85.79
76.77
71.59
55.87
2010
58.02
56.00
68.95
80.70
90.49
94.31
94.26
99.73
91.87
85.36
71.24
62.82
2011
57.78
64.62
75.76
85.65
86.59
97.84
98.91
104.19
94.20
83.40
71.90
60.53
2012
67.77
65.98
78.00
82.57
88.06
94.27
92.87
97.03
90.12
80.32
74.57
67.15
2013
63.82
66.35
72.45
78.70
85.11
92.80
93.04
96.00
92.53
81.61
65.93
59.32
2014
60.45
62.79
70.10
79.43
85.48
91.97
93.55
94.61
91.60
84.03
67.17
63.65
2015
59.26
61.71
71.00
81.67
85.58
92.53
96.03
95.52
92.07
83.10
69.70
66.58
2016
60.48
68.48
75.26
78.97
82.13
89.97
95.19
92.23
90.13
84.68
74.33
62.29
2017
65.84
73.11
74.58
79.00
82.97
88.03
92.75
88.65
87.40
80.26
73.70
59.58
2018
56.74
65.75
75.71
75.73
89.94
94.50
94.97
93.23
86.77
77.06
66.97
58.71
2019
58.29
62.39
67.58
75.63
84.29
88.10
91.35
94.32
92.93
78.23
67.97
65.39
2020
63.16
63.59
76.55
77.50
85.03
91.07
93.65
95.91
86.97
80.06
75.23
63.39
2021
60.71
58.64
73.61
76.53
81.97
91.30
92.29
95.19
91.37
85.32
70.87
73.87
2022
62.06
62.11
72.74
81.47
89.71
96.23
99.84
95.16
91.37
82.48
68.43
64.42
2023
65.06
70.04
74.94
76.23
85.84
93.90
99.26
104.23
93.10
80.58
68.67
66.19
2024
58.42
70.62
74.92
80.43
85.48
92.87
90.35
95.87
88.77
86.94
75.20
66.48
2025
54.76
64.24
77.42
82.23
85.68
90.33
M
M
M
M
M
M
NCEI Climatology
59.80
64.21
71.10
77.80
84.50
90.29
93.30
93.71
88.70
79.80
68.80
61.10
Average Daily Low Temperature [F]
Year
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
1948
M
M
M
M
M
M
M
72.26
64.93
51.23
45.00
43.13
1949
39.84
47.79
48.29
53.97
66.52
70.57
73.29
69.52
66.60
60.97
45.23
43.77
1950
50.71
48.07
45.39
54.43
65.45
70.07
71.03
70.52
66.57
57.19
43.60
37.90
1951
38.06
41.75
48.52
52.80
61.65
71.07
72.52
73.84
67.50
57.16
42.77
42.26
1952
49.32
44.38
46.10
50.20
60.55
70.63
71.81
72.77
62.93
42.00
45.30
39.03
1953
41.26
41.50
54.81
53.57
65.55
72.23
72.61
72.52
63.20
54.77
42.37
36.65
1954
41.29
43.29
45.45
59.83
59.39
69.50
73.65
71.65
65.37
58.26
41.77
39.39
1955
39.84
41.57
49.65
59.27
65.19
65.33
71.19
71.65
68.90
52.32
45.50
41.65
1956
37.71
45.10
47.42
53.37
64.97
68.33
71.39
70.65
62.83
55.26
40.60
43.58
1957
42.29
49.79
46.42
57.37
65.03
70.70
73.29
71.29
64.60
53.32
48.23
42.16
1958
36.45
37.89
44.06
54.83
63.77
70.93
73.10
72.13
70.07
57.71
46.50
36.48
1959
35.39
43.89
43.32
54.07
66.81
70.03
71.58
71.84
68.33
56.94
38.87
40.94
1960
39.19
36.14
43.03
57.93
60.26
68.90
72.97
71.90
65.67
59.32
48.97
38.48
1961
33.39
43.04
51.71
51.77
61.52
67.40
71.16
68.42
67.83
54.45
45.20
41.06
1962
31.71
48.32
44.03
55.10
64.13
69.50
72.94
72.48
68.17
60.48
45.17
39.61
1963
32.16
35.96
50.48
60.33
64.19
69.43
72.65
70.90
67.23
56.45
47.40
31.90
1964
37.52
34.86
45.32
58.57
65.03
69.80
71.71
73.48
67.43
50.77
50.03
40.97
1965
40.13
40.17
42.94
61.63
68.82
70.37
73.81
70.77
68.90
54.10
55.50
43.06
1966
36.13
38.79
44.97
57.23
65.39
67.90
74.03
71.81
65.30
52.23
50.62
38.66
1967
38.10
36.11
52.48
63.70
62.19
71.07
71.58
70.42
64.50
52.25
44.78
40.52
1968
40.23
33.10
46.16
58.67
64.32
71.20
72.32
69.87
64.23
56.35
42.87
38.13
1969
44.13
41.61
42.87
58.27
63.97
70.83
75.97
73.74
66.53
59.35
42.97
40.16
1970
35.39
40.86
45.81
59.93
62.90
70.17
72.68
74.16
71.63
55.45
41.47
45.84
1971
41.90
40.14
44.97
54.43
63.10
71.67
73.94
71.55
70.03
60.61
45.43
49.13
1972
43.00
42.52
51.00
58.90
63.77
71.73
72.58
72.03
72.03
56.29
43.20
36.48
1973
34.94
39.61
51.74
53.87
61.84
71.00
74.45
70.81
70.03
60.61
53.90
37.52
1974
43.23
41.39
57.32
55.60
67.74
67.93
71.68
72.10
65.57
57.42
47.47
41.00
1975
44.06
42.86
49.94
59.53
68.10
72.90
74.42
73.71
64.73
57.45
46.83
40.35
1976
35.74
46.86
52.13
57.50
60.39
69.17
73.52
70.39
66.07
48.58
39.73
36.61
1977
32.00
40.11
50.87
55.80
66.10
71.97
73.39
74.74
71.70
57.16
48.83
38.10
1978
30.61
32.04
41.52
55.47
63.84
69.73
72.58
71.48
69.73
52.39
50.73
38.77
1979
32.26
40.57
48.81
56.53
60.90
70.20
74.03
71.77
65.43
55.58
41.07
37.48
1980
42.39
38.21
45.97
50.80
64.39
71.20
72.45
72.19
70.20
50.42
42.63
38.97
1981
35.03
39.93
45.23
60.73
61.39
72.00
73.35
71.84
64.10
58.13
47.70
39.19
1982
38.65
38.86
53.61
56.03
64.42
69.07
72.87
72.58
64.80
55.87
47.87
43.35
1983
37.32
41.04
43.94
50.60
61.16
68.27
72.19
72.55
65.13
55.74
47.80
32.58
1984
32.74
39.41
48.74
53.90
62.97
67.87
71.35
70.65
65.43
62.42
46.07
51.74
1985
32.71
38.75
52.97
57.50
63.55
68.47
70.61
71.23
65.83
60.58
54.13
35.00
1986
38.97
45.89
46.77
58.20
63.26
71.60
73.10
70.32
71.97
56.87
52.87
41.13
1987
38.55
44.75
43.81
48.13
65.48
69.57
71.45
72.71
63.43
50.42
45.63
42.35
1988
34.71
39.93
46.68
53.60
58.00
66.07
71.39
71.61
65.93
54.42
48.40
40.55
1989
45.03
41.46
48.26
56.17
66.77
69.50
71.90
70.48
63.57
53.61
49.63
29.16
1990
44.19
46.57
50.65
56.00
65.87
71.50
70.19
69.90
67.30
51.97
47.73
38.35
1991
37.94
42.79
49.32
60.67
67.61
70.87
72.13
70.94
65.80
56.97
42.63
44.55
1992
39.03
44.48
49.65
55.20
62.32
69.90
71.42
66.19
66.70
54.35
41.60
43.42
1993
39.94
42.61
46.42
51.57
61.19
71.67
72.32
71.71
64.87
55.68
42.00
40.65
1994
38.42
41.04
48.00
56.00
62.97
71.67
70.84
70.03
64.07
58.19
51.43
44.19
1995
40.48
43.32
50.97
54.77
64.94
67.53
72.87
73.35
66.70
53.45
45.57
43.42
1996
37.03
44.14
42.52
53.93
69.84
68.87
72.96
70.47
64.33
56.68
48.59
43.14
1997
38.61
44.71
52.30
52.00
62.22
69.01
72.59
70.97
66.84
57.35
44.27
36.66
1998
44.08
42.56
47.19
52.08
66.26
73.93
74.66
72.14
72.17
59.39
52.05
42.25
1999
41.42
46.11
48.34
59.04
62.70
72.04
72.73
71.50
62.95
53.01
44.32
36.19
2000
40.74
45.84
52.27
53.92
67.39
70.81
70.50
70.10
65.40
57.68
44.63
33.61
2001
35.52
44.89
43.89
59.52
63.02
68.99
73.36
71.85
65.07
51.37
48.97
41.59
2002
39.06
34.95
47.08
61.00
64.05
68.90
72.43
72.06
67.39
59.82
42.44
39.53
2003
35.14
41.19
46.21
56.19
66.71
70.32
72.70
72.94
65.84
56.77
49.85
35.77
2004
40.30
39.26
52.76
55.99
64.79
70.71
72.19
70.28
67.23
66.01
53.60
40.47
2005
44.52
46.71
47.84
52.60
61.68
70.40
73.48
72.92
70.88
54.95
49.13
36.94
2006
42.03
39.29
52.08
59.98
63.92
67.84
72.56
72.73
64.95
56.14
45.40
41.14
2007
37.39
39.00
51.74
52.00
64.42
71.17
72.77
74.13
69.33
56.48
49.20
41.58
2008
37.52
41.41
48.81
54.43
63.65
71.31
71.45
73.15
64.95
52.29
45.36
39.28
2009
36.82
44.89
47.96
53.75
65.64
70.76
73.96
72.59
67.62
56.38
47.31
37.57
2010
34.46
35.37
43.33
56.27
66.08
73.83
74.90
75.67
69.29
53.66
46.29
39.71
2011
35.24
39.84
50.26
58.30
62.78
71.63
74.83
75.36
64.55
52.02
46.97
40.54
2012
41.29
47.53
56.35
60.10
65.77
70.37
73.68
75.03
67.13
55.45
44.87
44.42
2013
42.15
44.21
45.42
53.68
62.95
71.50
71.08
71.75
68.07
57.90
43.27
37.97
2014
32.77
41.93
45.61
56.50
62.84
73.47
73.26
74.74
71.03
59.42
44.13
45.80
2015
37.71
39.93
51.87
63.40
68.29
73.73
73.81
70.77
66.00
57.13
50.09
44.13
2016
36.42
40.76
50.90
56.63
62.87
71.27
73.90
73.05
69.13
57.97
50.10
44.98
2017
45.00
50.32
53.00
56.13
60.52
70.97
72.98
72.81
66.10
55.10
51.20
39.00
2018
32.32
48.43
51.71
50.30
65.81
72.73
72.39
71.61
71.57
60.06
44.30
40.39
2019
36.48
45.68
44.90
52.93
65.39
68.60
71.29
74.29
71.17
56.35
43.93
39.87
2020
43.16
40.86
57.68
56.13
63.42
70.73
74.97
73.19
68.60
56.55
48.67
38.71
2021
39.61
37.43
48.45
54.40
64.61
73.13
73.61
73.71
66.87
60.10
44.43
54.16
2022
35.39
35.71
45.32
57.80
68.09
73.70
76.16
74.55
66.50
53.29
48.03
44.32
2023
44.06
47.00
53.45
55.70
65.52
73.93
76.16
76.61
70.23
58.45
48.47
41.26
2024
35.97
47.83
53.56
59.27
68.68
72.33
73.58
74.97
68.47
58.32
53.07
45.80
2025
33.79
44.80
51.65
60.80
66.35
71.44
M
M
M
M
M
M
NCEI Climatology
37.50
41.61
47.71
54.19
63.00
69.40
71.70
71.11
65.90
55.01
45.21
39.29
Average Daily Temperature (high+low)/2 [F]
Year
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
1948
M
M
M
M
M
M
M
84.97
76.88
66.55
56.80
54.03
1949
48.66
56.62
59.19
64.08
76.79
80.60
82.69
80.24
77.32
68.74
59.23
53.24
1950
58.56
57.86
56.76
64.45
75.23
79.07
81.05
81.81
76.10
69.90
57.00
49.48
1951
49.90
52.70
59.45
64.18
73.19
81.07
84.15
86.79
77.87
69.47
54.13
53.56
1952
59.29
55.24
57.42
62.40
71.74
81.23
82.08
84.66
76.92
60.68
56.08
49.10
1953
53.18
52.27
65.10
65.23
74.76
83.28
81.37
81.87
77.10
68.76
54.60
47.24
1954
51.84
57.39
57.35
70.25
69.85
80.90
85.47
83.95
79.72
70.24
55.43
52.50
1955
49.11
51.84
61.42
70.10
75.56
77.27
81.79
81.61
80.12
67.05
57.17
51.81
1956
49.24
55.55
59.03
64.58
76.26
79.33
84.40
83.77
78.02
70.23
54.25
55.71
1957
50.77
59.27
57.24
66.75
74.85
79.45
84.08
82.53
74.77
64.42
57.38
53.52
1958
46.98
46.46
54.44
65.55
74.47
81.48
84.48
83.13
78.12
66.87
58.17
46.90
1959
47.31
53.04
56.77
64.18
76.42
80.10
81.71
81.60
78.80
67.87
51.57
51.27
1960
47.79
46.45
53.16
69.13
72.42
80.52
83.13
81.77
77.20
69.97
59.25
47.15
1961
44.31
53.77
62.89
63.62
72.94
76.83
80.48
79.63
77.52
66.98
55.77
50.39
1962
43.48
58.98
55.23
65.73
75.82
79.78
84.94
85.42
78.68
71.77
56.13
49.81
1963
42.76
48.34
63.42
71.07
75.71
81.17
83.40
83.87
78.42
71.71
59.10
42.69
1964
48.34
45.76
58.23
68.80
75.16
79.85
83.56
84.60
77.22
64.81
61.00
51.32
1965
52.13
50.61
52.74
71.95
76.55
80.24
83.97
82.21
78.97
66.52
65.33
53.76
1966
44.44
49.34
57.81
68.13
74.13
78.93
84.45
80.61
76.10
65.39
62.03
49.27
1967
49.58
49.34
65.11
73.25
72.39
81.25
80.71
81.27
74.83
67.25
59.02
51.24
1968
48.65
45.59
57.39
68.48
74.35
79.55
81.18
80.60
75.17
68.74
54.88
49.87
1969
53.05
51.88
52.92
68.12
74.03
80.60
85.77
84.61
78.53
71.16
57.33
52.82
1970
45.39
52.84
57.08
70.15
73.56
80.37
83.23
84.92
80.90
66.31
54.55
57.21
1971
53.44
53.57
57.97
66.87
73.27
81.48
84.08
80.92
78.93
71.74
58.57
58.37
1972
53.53
54.64
63.21
70.03
73.94
81.27
81.16
81.74
81.00
68.11
52.47
48.23
1973
45.06
50.32
62.53
63.43
72.69
78.75
82.68
79.77
78.38
70.81
65.12
50.42
1974
51.50
54.07
66.84
67.33
76.48
78.03
82.82
81.87
73.82
68.97
57.90
52.37
1975
55.29
54.05
60.13
68.72
76.66
81.12
82.94
82.79
75.38
70.10
59.57
51.03
1976
48.63
59.67
62.08
68.57
71.27
78.55
81.50
81.02
76.58
60.35
50.82
48.53
1977
42.02
53.89
61.95
67.25
76.02
81.58
84.02
83.42
81.12
70.48
59.15
49.34
1978
37.82
41.98
54.82
67.03
74.56
79.72
82.94
82.24
77.77
66.77
61.37
50.40
1979
40.44
49.43
59.94
65.67
70.92
78.75
81.45
80.55
74.62
68.26
53.12
49.53
1980
50.68
49.24
56.85
62.80
73.61
81.67
84.79
83.84
81.10
64.13
54.60
50.69
1981
46.37
51.30
57.27
71.03
71.26
81.10
82.90
82.35
74.75
67.27
59.47
49.82
1982
49.68
48.59
62.26
64.55
73.74
79.35
82.82
83.47
76.98
66.58
57.53
52.82
1983
46.79
50.55
56.18
61.38
71.31
77.40
81.48
82.02
75.32
67.42
58.87
41.81
1984
43.35
51.79
59.35
66.30
74.02
78.28
81.65
81.73
75.17
70.65
56.58
60.05
1985
42.82
48.04
62.79
68.28
73.84
79.18
81.06
83.16
77.13
69.15
62.52
46.71
1986
50.77
56.00
60.60
67.95
72.76
80.55
83.98
80.84
80.33
66.85
59.45
48.40
1987
48.34
53.29
56.56
63.93
74.66
78.92
81.55
83.87
75.58
64.81
57.77
52.06
1988
44.74
50.12
58.21
65.85
71.15
78.23
81.69
82.77
77.72
66.97
60.85
51.74
1989
53.53
49.07
59.84
67.08
75.73
77.33
81.10
80.58
74.72
66.95
60.10
41.53
1990
54.19
57.57
60.89
67.18
74.90
82.05
81.03
82.73
79.00
66.08
60.38
50.15
1991
46.21
53.86
60.77
69.65
75.82
80.77
82.66
80.97
76.32
70.31
53.45
52.82
1992
48.37
55.50
60.87
65.83
71.79
79.35
81.44
77.60
76.73
68.13
52.38
51.87
1993
48.69
52.23
56.65
61.75
70.35
79.03
82.40
83.76
77.95
66.08
53.27
50.84
1994
48.52
52.16
59.63
66.97
71.84
80.20
81.18
79.68
74.93
67.77
61.32
52.81
1995
50.35
54.48
60.11
65.78
74.34
78.07
83.02
83.45
77.78
66.66
57.77
52.82
1996
49.37
55.78
55.44
67.05
79.69
79.52
84.08
80.58
75.34
67.94
58.73
53.81
1997
48.29
53.24
62.77
62.09
72.14
78.66
83.06
81.83
78.71
67.39
53.83
47.30
1998
53.93
53.21
57.87
63.83
77.63
84.87
87.55
84.05
81.22
69.37
60.83
51.54
1999
53.38
58.11
59.30
70.00
73.32
80.21
81.83
84.83
76.09
66.53
59.54
51.23
2000
51.68
59.02
64.00
65.35
76.50
79.69
83.60
84.65
78.05
68.87
53.92
42.63
2001
45.21
55.89
53.78
70.29
74.66
78.52
83.61
82.17
75.14
64.26
61.01
52.53
2002
51.12
47.68
58.62
70.76
74.87
79.36
82.22
82.92
78.19
67.59
54.19
50.11
2003
46.12
49.81
57.84
67.92
76.74
79.93
82.04
83.05
75.42
68.54
61.02
49.23
2004
50.14
48.54
63.53
66.76
74.97
79.22
81.90
80.76
78.18
74.74
61.29
52.63
2005
54.03
55.64
59.31
65.32
73.69
82.57
84.18
84.53
83.02
68.46
61.47
49.84
2006
55.27
50.83
62.79
71.82
75.25
80.10
82.93
84.95
77.52
68.25
58.37
51.65
2007
46.87
50.88
63.97
63.70
74.42
80.60
80.82
84.23
79.53
69.55
59.88
54.00
2008
48.05
55.19
61.11
66.67
74.58
81.92
83.63
82.91
75.67
66.42
57.85
50.74
2009
50.16
57.54
59.55
65.33
75.79
82.65
85.35
83.80
76.71
66.58
59.45
46.72
2010
46.24
45.69
56.14
68.48
78.28
84.07
84.58
87.70
80.58
69.51
58.77
51.26
2011
46.51
52.23
63.01
71.97
74.69
84.73
86.87
89.78
79.38
67.71
59.44
50.53
2012
54.53
56.76
67.18
71.33
76.92
82.32
83.27
86.03
78.63
67.89
59.72
55.79
2013
52.99
55.28
58.94
66.19
74.03
82.15
82.06
83.88
80.30
69.76
54.60
48.65
2014
46.61
52.36
57.85
67.97
74.16
82.72
83.41
84.68
81.32
71.73
55.65
54.72
2015
48.48
50.82
61.44
72.53
76.94
83.13
84.92
83.15
79.03
70.11
59.89
55.35
2016
48.45
54.62
63.08
67.80
72.50
80.62
84.55
82.64
79.63
71.32
62.22
53.64
2017
55.42
61.71
63.79
67.57
71.74
79.50
82.86
80.73
76.75
67.68
62.45
49.29
2018
44.53
57.09
63.71
63.02
77.87
83.62
83.68
82.42
79.17
68.56
55.63
49.55
2019
47.39
54.04
56.24
64.28
74.84
78.35
81.32
84.31
82.05
67.29
55.95
52.63
2020
53.16
52.22
67.11
66.82
74.23
80.90
84.31
84.55
77.78
68.31
61.95
51.05
2021
50.16
48.04
61.03
65.47
73.29
82.22
82.95
84.45
79.12
72.71
57.65
64.02
2022
48.73
48.91
59.03
69.63
78.90
84.97
88.00
84.85
78.93
67.89
58.23
54.37
2023
54.56
58.52
64.19
65.97
75.68
83.92
87.71
90.42
81.67
69.52
58.57
53.73
2024
47.19
59.22
64.24
69.85
77.08
82.60
81.97
85.42
78.62
72.63
64.13
56.27
2025
44.28
54.52
64.53
71.52
76.02
80.89
M
M
M
M
M
M
NCEI Climatology
48.65
52.91
59.40
66.00
73.75
79.84
82.50
82.41
77.30
67.40
57.01
50.20
Average Relative Humidity [%]
This value is computed via a simple average of available observations weighted
by the duration between observations.
