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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 (USW00024018) 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
20000.000.000.000.000.000.000.000.000.000.000.000.00
20010.000.000.000.000.000.000.000.000.000.000.000.00
20020.000.000.000.000.000.000.000.000.000.000.000.00
20030.000.000.000.000.000.000.000.000.000.000.000.00
20040.000.00MMMMMMMMMM
NCEI Climatology0.350.540.961.792.442.162.111.521.471.000.610.48

Average Wind Speed [MPH]

YearJanFebMarAprMayJunJulAugSepOctNovDec
200012.014.214.216.014.212.010.711.512.912.216.517.1
200115.614.413.714.313.512.410.810.513.439.912.917.6
200218.618.016.115.414.011.37.71.012.512.418.616.8
200318.714.218.114.513.111.010.210.511.013.016.917.3
200416.011.0MMMMMMMMMM
NCEI ClimatologyMMMMMMMMMMMM

Average Daily High Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
200030.5643.7045.7657.5266.9773.4084.7881.4570.6456.7932.1334.15
200135.4836.1143.8553.7262.9577.3081.1076.9372.5855.4050.1838.33
200236.7339.5240.2556.1259.6478.1484.9473.5770.1049.4741.7238.39
200344.2933.7444.7255.6464.7568.4289.0882.9268.4860.5841.2440.13
200439.3930.65MMMMMMMMMM
NCEI Climatology39.9940.7249.0954.8064.4076.7084.1082.0073.3059.1047.5139.30

Average Daily Low Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
20009.3221.2825.9629.1740.6846.8355.9255.6143.4635.7015.2512.95
200118.7015.6123.0031.8839.2047.4862.7260.8051.8042.8024.0217.72
200214.0613.1614.8729.7838.2753.6063.7552.9046.3425.9924.9821.95
200323.2912.5926.4832.9039.2644.3656.1554.3039.4430.4322.8819.28
200417.9713.10MMMMMMMMMM
NCEI Climatology18.4118.4825.1030.8040.2049.4056.0954.3145.8033.9124.7118.10

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
200019.9432.4935.8643.3553.8260.1170.3568.5357.0546.2523.6923.55
200127.0925.8633.4242.8051.0762.3971.9168.8762.1949.1037.1028.02
200225.4026.3427.5642.9548.9565.8774.3463.2458.2237.7333.3530.17
200333.7923.1635.6044.2752.0056.3972.6268.6153.9645.5032.0629.71
200428.6821.88MMMMMMMMMM
NCEI Climatology29.2029.6037.1042.8052.3063.0570.1068.1659.5546.5036.1128.70

Average Relative Humidity [%]

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
200062.1%56.8%60.1%48.4%50.2%52.1%41.1%45.3%48.8%61.2%59.5%62.9%
200159.2%65.4%65.9%60.1%56.6%45.3%48.2%47.4%48.0%40.1%57.4%54.0%
200255.3%52.3%63.5%49.9%53.8%43.7%42.3%52.3%51.5%60.8%53.3%53.5%
200352.4%60.8%57.0%60.8%57.3%65.3%39.1%50.0%51.4%48.2%58.8%50.1%
200450.2%59.2%MMMMMMMMMM

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