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 (USW00003757) 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]

YearJanFebMarAprMayJunJulAugSepOctNovDec
2015MMMMMMMMMMMM
NCEI Climatology3.262.903.903.973.924.044.854.564.344.223.133.32

Average Wind Speed [MPH]

YearJanFebMarAprMayJunJulAugSepOctNovDec
2015MMMMMMMMMMMM
NCEI ClimatologyMMMMMMMMMMMM

Average Daily High Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
2015MMMMMMMMM32.00MM
NCEI Climatology45.6048.4055.7067.0175.2184.5087.2085.0079.4169.1058.4949.70

Average Daily Low Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
2015MMMMMMMMM32.00MM
NCEI Climatology30.1031.4737.2046.8056.6966.1171.2168.0061.9151.2041.4133.29

Average Daily Temperature (high+low)/2 [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
2015MMMMMMMMM32.00MM
NCEI Climatology37.8539.9346.4556.9065.9575.3179.2076.5070.6660.1549.9541.50

Average Relative Humidity [%]

This value is computed via a simple average of available observations weighted by the duration between observations.

YearJanFebMarAprMayJunJulAugSepOctNovDec
2015MMMMMMMMMMMM

Monthly Plots

Select month and year:

Monthly Plot
Monthly Plot