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 (USC00307520) 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 Climatology2.762.403.313.413.604.614.334.363.444.222.923.20

Average Wind Speed [MPH]

YearJanFebMarAprMayJunJulAugSepOctNovDec
NCEI ClimatologyMMMMMMMMMMMM

Average Daily High Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
NCEI Climatology33.0036.9446.3159.6071.6178.5083.8081.5174.1061.9049.1037.40

Average Daily Low Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
NCEI Climatology13.0013.7122.0033.7044.6954.6059.1057.9050.0038.9029.0020.60

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
NCEI Climatology23.0025.3334.1546.6558.1566.5571.4569.7062.0550.4039.0529.00

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