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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 (USC00483944) 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
20040.000.000.000.000.000.000.000.000.000.000.000.00
20050.000.000.000.000.000.000.000.000.000.00MM
2006M0.000.000.00MMMMMMMM
NCEI Climatology0.370.430.901.912.811.951.521.161.151.230.470.54

Average Wind Speed [MPH]

YearJanFebMarAprMayJunJulAugSepOctNovDec
20007.37.89.010.09.38.38.69.78.48.57.48.4
20016.78.68.39.49.59.28.28.68.317.07.19.8
20029.99.49.610.610.58.28.810.38.38.07.97.5
20038.68.110.310.69.79.07.59.27.58.59.79.4
20047.37.29.88.89.78.27.49.29.49.67.38.9
20057.67.19.410.97.88.08.77.77.310.4MM
2006M11.18.710.5MMMMMMMM
NCEI ClimatologyMMMMMMMMMMMM

Average Daily High Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
200031.2845.4249.8953.1569.6177.2690.6687.3875.3260.4535.1131.36
200135.3134.5147.3657.9868.6481.1490.8889.5381.5862.6054.0839.84
200240.7442.8640.1359.2466.3784.3292.2184.5574.4251.2146.7043.38
200344.1436.4448.1459.6668.0072.3193.3789.4372.9261.9241.9641.35
200442.0541.2555.7559.0070.0375.2083.7580.0473.7058.8846.5742.98
200541.6446.6949.4957.6565.0577.9787.5181.0178.0759.00MM
2006M62.0046.0763.32MMMMMMMM
NCEI Climatology39.1039.7049.5057.6067.2078.9088.0085.7176.6061.3048.3937.81

Average Daily Low Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
20002.8420.1423.4251.3543.7943.4961.7961.8246.8237.2312.375.99
200118.1810.7222.2833.6842.3952.7657.8459.9049.8448.2025.7018.70
200217.8913.1610.4631.1638.7952.9455.2354.1848.3227.6127.6824.51
200321.4314.8426.6038.2443.5549.8756.2157.7840.6433.4621.3221.72
200417.7720.7029.5636.6845.1249.1062.1956.5950.5239.3326.7223.66
200519.9423.0527.9635.1341.9753.7060.9656.9850.1342.80MM
2006M54.0027.2740.42MMMMMMMM
NCEI Climatology14.6015.8124.8031.9141.7051.8058.7056.8147.1034.0023.3116.10

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
200017.0632.7836.6652.2556.7060.3776.2274.6061.0748.8423.7418.67
200126.7522.6134.8245.8355.5266.9574.3674.7265.7155.4039.8929.27
200229.3228.0125.2945.2052.5868.6373.7269.3661.3739.4137.1933.95
200332.7825.6437.3748.9555.7861.0974.7973.6056.7847.6931.6431.54
200429.9130.9842.6547.8457.5862.1572.9768.3262.1149.1136.6433.32
200530.7934.8738.7246.3953.5165.8474.2368.9964.1050.90MM
2006M58.0036.6751.87MMMMMMMM
NCEI Climatology26.8527.7637.1544.7554.4565.3573.3571.2661.8547.6535.8526.95

Average Relative Humidity [%]

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
200064.9%60.0%55.5%53.0%52.5%47.8%41.3%41.9%45.6%58.2%64.0%70.0%
200168.3%72.5%64.4%56.5%50.8%45.8%46.2%41.9%40.9%32.9%55.0%53.8%
200250.2%47.4%64.3%49.7%49.9%40.4%39.5%45.4%51.2%62.2%51.6%54.7%
200358.6%65.0%58.7%57.4%58.7%61.0%39.1%46.5%49.1%47.6%57.9%56.6%
200454.9%59.6%49.8%53.1%48.6%51.9%45.3%43.9%49.5%62.1%60.3%53.0%
200565.3%49.3%50.8%49.6%55.2%51.5%45.6%49.8%41.3%55.6%MM
2006M23.0%56.7%39.9%MMMMMMMM

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