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 (USW00012835) 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 Climatology2.431.842.072.443.469.669.3810.439.003.081.781.90

Average Wind Speed [MPH]

YearJanFebMarAprMayJunJulAugSepOctNovDec
NCEI ClimatologyMMMMMMMMMMMM

Average Daily High Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
NCEI Climatology75.0078.0481.0985.3089.4991.0091.6091.6990.0086.6081.3177.30

Average Daily Low Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
NCEI Climatology54.3056.6459.6064.3169.1073.6174.7075.1074.2969.3861.8057.30

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
NCEI Climatology64.6567.3470.3574.8179.3082.3083.1583.4082.1477.9971.5567.30

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