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 (USC00306184) 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 Climatology4.313.343.203.584.454.674.424.324.155.154.214.09

Average Wind Speed [MPH]

YearJanFebMarAprMayJunJulAugSepOctNovDec
NCEI ClimatologyMMMMMMMMMMMM

Average Daily High Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
NCEI Climatology26.1028.8036.2949.9063.8171.1174.7173.7067.4054.8042.0031.20

Average Daily Low Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
NCEI Climatology5.506.7115.0028.9041.0950.5054.5053.4046.4035.6025.2114.51

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
NCEI Climatology15.8017.7625.6539.4052.4560.8064.6063.5556.9045.2033.6022.85

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