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 (USW00013773) 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
NCEI Climatology2.662.453.583.163.633.534.644.243.433.333.143.33

Average Wind Speed [MPH]

YearJanFebMarAprMayJunJulAugSepOctNovDec
NCEI ClimatologyMMMMMMMMMMMM

Average Daily High Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
NCEI Climatology44.8048.4056.3167.8075.5083.7088.0086.1079.5068.8057.8048.61

Average Daily Low Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
NCEI Climatology28.3030.4937.1047.1056.8065.9070.6969.0062.1049.7039.2932.19

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
NCEI Climatology36.5539.4546.7057.4566.1574.8079.3577.5570.8059.2548.5540.40

Average Relative Humidity [%]

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

YearJanFebMarAprMayJunJulAugSepOctNovDec

Monthly Plots

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Monthly Plot
Monthly Plot