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 () 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
1977
M
M
M
M
M
M
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
0.00
0.00
0.00
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
M
M
M
M
M
M
M
M
M
M
M
M
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
0.00
0.00
0.00
0.00
0.00
2001
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
2002
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
2003
M
M
M
M
M
M
M
M
M
M
M
M
Average Wind Speed [MPH]
Year
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
1977
M
M
M
M
M
M
M
M
M
M
M
M
1978
M
M
M
M
M
M
3.9
M
M
M
M
M
1979
M
M
M
M
M
M
M
M
M
M
M
M
1980
M
M
M
M
M
M
M
M
M
M
M
M
1981
M
M
M
M
M
M
M
M
M
M
M
M
1982
M
M
M
M
M
M
M
M
M
M
M
M
1983
M
M
M
M
M
M
3.2
4.3
5.9
M
1.0
2.2
1984
3.1
6.5
4.3
6.6
6.1
6.5
M
7.5
14.9
3.1
3.4
2.2
1985
0.1
5.7
6.4
6.1
4.0
3.5
4.6
M
6.3
2.5
2.7
M
1986
7.5
7.3
8.9
8.6
M
M
12.6
5.0
2.6
3.3
1.7
M
1987
3.2
3.2
5.5
3.5
5.8
14.6
4.0
4.9
M
7.0
4.2
9.5
1988
0.9
6.6
M
6.2
4.5
6.6
9.3
3.7
4.1
1.8
M
M
1989
M
M
M
M
M
M
M
M
M
M
M
M
1990
2.3
4.7
4.4
6.9
6.2
6.3
5.7
4.7
4.6
3.1
3.2
3.0
1991
2.7
3.4
4.8
5.8
6.4
6.4
6.4
4.7
4.2
4.1
2.2
2.3
1992
3.0
2.5
4.1
5.9
6.2
6.1
5.5
4.7
4.1
3.4
2.2
3.1
1993
2.0
3.0
3.8
5.2
4.7
4.7
4.3
3.8
3.3
2.3
1.5
2.0
1994
2.1
3.7
3.9
4.5
4.8
5.1
5.9
5.2
4.1
3.2
3.5
3.1
1995
1.7
4.3
5.3
6.1
5.7
5.6
6.5
4.8
3.9
2.6
3.3
2.8
1996
3.6
2.8
4.5
5.2
5.2
7.2
5.8
4.5
2.9
2.5
2.3
2.8
1997
1.9
2.8
4.6
4.9
5.6
6.5
6.2
4.5
4.5
3.6
2.1
3.3
1998
3.9
5.0
5.1
5.5
6.9
7.6
8.1
7.0
5.7
3.7
4.1
4.8
1999
4.2
6.0
6.5
8.1
9.1
7.7
8.8
7.7
5.3
3.3
5.7
2.7
2000
2.8
2.6
6.2
7.5
7.2
7.5
7.9
7.2
5.0
3.5
1.9
2.8
2001
1.9
3.6
5.7
7.0
8.1
10.0
11.4
7.9
6.5
4.9
5.2
2.9
2002
4.5
0.0
5.4
4.8
6.4
6.4
7.7
5.6
4.8
3.2
0.9
1.9
2003
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
1977
M
M
M
M
M
M
61.73
72.53
57.14
48.78
33.98
27.14
1978
27.82
36.95
42.86
47.36
51.45
61.94
67.77
63.88
53.60
51.80
32.90
26.12
1979
21.20
32.13
42.92
47.89
54.18
58.88
65.91
67.59
62.48
53.95
40.04
34.89
1980
24.97
37.46
38.75
52.88
53.02
55.94
65.00
62.83
58.28
53.36
40.69
30.67
1981
39.61
39.52
47.42
45.85
53.48
54.47
63.54
69.74
62.66
48.95
43.22
32.41
1982
27.76
33.07
40.34
46.15
54.18
69.20
65.92
66.20
61.42
51.09
35.18
33.72
1983
37.23
41.77
47.45
53.60
59.26
59.00
62.24
67.34
55.59
50.00
40.69
27.77
1984
35.29
40.10
47.97
47.60
49.74
58.77
69.03
64.46
56.30
42.10
36.86
23.33
1985
31.07
32.06
41.47
47.60
57.47
60.66
76.01
65.42
55.94
45.44
26.67
30.73
1986
37.28
33.74
45.41
45.08
55.98
63.98
60.45
73.63
56.14
56.05
36.92
31.57
1987
32.23
38.69
43.42
51.73
57.95
65.42
64.28
68.30
64.82
54.46
43.34
30.50
1988
28.70
36.84
40.94
47.66
56.10
60.32
66.39
65.77
62.25
54.01
37.94
33.45
1989
31.88
28.85
38.56
56.84
55.17
65.36
67.48
65.45
66.80
50.23
40.52
38.15
1990
33.05
32.13
44.14
52.70
54.18
60.74
72.99
70.38
68.36
45.94
38.48
25.79
1991
28.40
42.86
38.91
50.42
54.35
58.64
68.81
69.22
66.74
51.57
40.82
37.17
1992
36.94
44.60
54.24
52.70
63.01
69.26
69.34
71.77
57.74
51.86
39.68
27.53
1993
26.48
36.95
45.53
49.94
64.46
59.30
61.50
67.59
66.98
54.59
35.72
35.25
1994
39.90
33.61
47.33
53.30
59.99
60.32
72.65
69.34
66.92
49.83
34.46
31.65
1995
33.45
39.78
44.25
52.22
64.81
65.60
68.06
61.85
69.20
47.45
40.52
32.81
1996
27.35
38.39
40.57
50.54
50.52
60.50
72.65
68.64
57.08
47.50
34.28
26.67
1997
30.91
36.50
38.04
49.22
61.38
60.32
66.32
72.18
64.10
48.08
42.14
34.90
1998
30.37
40.16
43.73
52.04
58.36
64.04
73.05
72.41
67.34
52.03
40.10
31.48
1999
34.44
35.79
40.07
48.92
53.43
57.44
65.91
68.81
62.90
50.87
40.88
34.32
2000
31.25
36.72
40.48
51.86
54.06
63.08
66.14
66.61
59.78
50.87
36.97
30.84
2001
36.47
35.47
42.16
48.08
57.95
59.66
66.61
69.28
63.26
46.92
41.60
31.30
2002
35.44
32.00
33.39
48.38
54.47
66.14
69.68
70.61
61.22
51.28
46.40
36.99
2003
M
M
M
42.80
M
M
M
M
M
M
M
M
Average Daily Low Temperature [F]
Year
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
1977
M
M
M
M
M
M
47.97
52.44
43.40
36.65
27.80
22.04
1978
21.03
28.21
31.54
35.66
39.14
47.96
52.32
50.52
45.08
39.03
24.41
21.74
1979
10.81
24.35
29.50
33.92
41.41
44.85
50.64
50.52
46.96
39.20
27.68
30.59
1980
17.77
29.33
30.20
37.46
42.22
45.50
50.06
47.85
44.30
38.30
34.36
26.73
1981
32.41
28.53
33.50
36.29
42.39
43.86
50.79
55.66
45.90
37.17
34.52
27.25
1982
23.58
25.33
27.56
31.75
38.26
49.93
50.83
49.86
47.44
38.69
26.30
27.42
1983
31.13
31.04
33.34
36.08
42.86
46.59
49.52
50.60
41.81
37.07
34.98
21.04
1984
29.39
31.49
35.89
38.12
38.36
47.00
48.78
49.40
41.36
31.84
31.04
16.13
1985
20.21
24.67
29.20
37.82
42.00
47.99
55.46
50.12
42.02
37.94
19.18
23.37
1986
31.54
25.44
35.19
36.98
44.48
51.08
49.30
52.61
44.29
37.83
30.62
25.02
1987
26.83
30.84
34.61
38.80
43.26
50.96
52.05
49.82
46.34
37.11
35.66
25.22
1988
21.20
28.15
32.54
36.02
43.79
49.10
50.56
50.12
44.32
40.65
33.86
28.28
1989
27.02
15.29
29.68
34.76
39.72
47.60
48.90
49.54
45.20
38.15
34.94
31.30
1990
28.17
23.77
31.42
36.98
41.12
46.70
52.15
52.32
46.52
37.57
33.50
20.21
1991
19.98
33.41
28.98
34.16
41.12
45.02
50.12
51.34
45.92
37.34
35.18
31.19
1992
31.19
32.37
36.53
37.76
42.45
49.94
52.26
49.77
42.86
40.42
33.56
21.26
1993
14.46
23.13
33.16
37.28
45.65
46.64
49.65
49.25
43.64
41.12
27.02
28.98
1994
33.74
25.70
33.86
38.12
42.22
44.90
49.94
49.01
46.88
37.40
29.24
26.77
1995
23.64
30.01
31.07
34.10
42.05
47.18
50.87
46.86
46.46
38.10
34.34
27.01
1996
20.85
24.92
31.06
37.70
37.63
44.72
49.48
49.01
43.46
37.81
27.44
22.24
1997
25.31
27.31
31.59
32.90
42.39
46.52
49.48
50.81
46.88
38.79
33.08
28.98
1998
24.68
31.68
33.68
34.52
42.74
48.50
53.83
50.87
45.80
38.85
34.22
27.82
1999
30.55
30.14
29.85
32.84
37.46
44.84
47.74
51.74
42.50
37.52
35.24
30.32
2000
24.68
26.85
32.06
35.42
39.90
46.40
49.71
47.68
44.66
37.86
28.52
23.99
2001
28.92
24.29
32.12
33.44
39.03
44.48
47.85
50.41
44.60
36.18
35.06
25.61
2002
30.83
27.50
25.55
33.32
38.10
46.15
50.35
49.07
43.88
36.88
33.56
28.69
2003
M
M
M
42.80
M
M
M
M
M
M
M
M
Average Daily Temperature (high+low)/2 [F]
Year
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
1977
M
M
M
M
M
M
54.85
62.48
50.27
42.71
30.89
24.59
1978
24.42
32.58
37.20
41.51
45.30
54.95
60.05
57.20
49.34
45.41
28.66
23.93
1979
16.00
28.24
36.21
40.91
47.79
51.86
58.27
59.06
54.72
46.57
33.86
32.74
1980
21.37
33.40
34.47
45.17
47.62
50.72
57.53
55.34
51.29
45.83
37.52
28.70
1981
36.01
34.02
40.46
41.07
47.94
49.16
57.16
62.70
54.28
43.06
38.87
29.83
1982
25.67
29.20
33.95
38.95
46.22
59.57
58.38
58.03
54.43
44.89
30.74
30.57
1983
34.18
36.40
40.39
44.84
51.06
52.79
55.88
58.97
48.70
43.53
37.83
24.41
1984
32.34
35.79
41.93
42.86
44.05
52.89
58.90
56.93
48.83
36.97
33.95
19.73
1985
25.64
28.37
35.33
42.71
49.73
54.33
65.74
57.77
48.98
41.69
22.93
27.05
1986
34.41
29.59
40.30
41.03
50.23
57.53
54.88
63.12
50.22
46.94
33.77
28.29
1987
29.53
34.76
39.01
45.27
50.61
58.19
58.16
59.06
55.58
45.79
39.50
27.86
1988
24.95
32.50
36.74
41.84
49.94
54.71
58.47
57.94
53.29
47.33
35.90
30.87
1989
29.45
22.07
34.12
45.80
47.45
56.48
58.19
57.49
56.00
44.19
37.73
34.73
1990
30.61
27.95
37.78
44.84
47.65
53.72
62.57
61.35
57.44
41.75
35.99
23.00
1991
24.19
38.14
33.95
42.29
47.74
51.83
59.46
60.28
56.33
44.45
38.00
34.18
1992
34.06
38.49
45.38
45.23
52.73
59.60
60.80
60.77
50.30
46.14
36.62
24.39
1993
20.47
30.04
39.35
43.61
55.05
52.97
55.57
58.42
55.31
47.85
31.37
32.12
1994
36.82
29.65
40.59
45.71
51.10
52.61
61.29
59.17
56.90
43.61
31.85
29.21
1995
28.55
34.89
37.66
43.16
53.43
56.39
59.46
54.35
57.83
42.77
37.43
29.91
1996
24.10
31.66
35.82
44.12
44.08
52.61
61.06
58.83
50.27
42.65
30.86
24.45
1997
28.11
31.90
34.82
41.06
51.89
53.42
57.90
61.50
55.49
43.44
37.61
31.94
1998
27.53
35.92
38.71
43.28
50.55
56.27
63.44
61.64
56.57
45.44
37.16
29.65
1999
32.49
32.96
34.96
40.88
45.44
51.14
56.82
60.28
52.70
44.19
38.06
32.32
2000
27.96
31.78
36.27
43.64
46.98
54.74
57.93
57.14
52.22
44.37
32.74
27.41
2001
32.70
29.88
37.14
40.76
48.49
52.07
57.23
59.84
53.93
41.55
38.33
28.46
2002
33.13
29.75
29.47
40.85
46.28
56.14
60.02
59.84
52.55
44.08
39.98
32.84
2003
M
M
M
42.80
M
M
M
M
M
M
M
M
Average Relative Humidity [%]
This value is computed via a simple average of available observations weighted
by the duration between observations.