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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 (USC00235340) 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
20170.840.182.564.951.785.403.292.421.843.050.350.14
20180.350.480.920.201.773.400.515.362.495.060.432.17
20190.090.923.142.5210.023.170.42MMMMM
2020MMMMM1.437.360.442.040.942.420.45
20211.060.014.071.103.093.712.501.670.771.931.460.16
20220.200.010.982.241.992.631.113.291.160.921.550.41
20230.331.330.392.071.902.173.984.730.380.970.511.07
20240.080.031.062.784.103.221.704.022.121.601.590.46
20250.870.050.942.610.775.994.100.60MMMM
NCEI Climatology0.891.252.313.985.474.975.334.223.523.011.981.49

Average Wind Speed [MPH]

YearJanFebMarAprMayJunJulAugSepOctNovDec
20179.410.112.111.19.99.16.35.57.411.19.510.1
201810.010.312.110.98.28.86.27.68.68.18.88.9
201910.310.610.711.79.07.66.9MMMMM
2020MMMMM6.23.26.57.79.110.18.1
20218.88.411.88.39.16.95.77.37.88.49.410.2
20229.611.211.613.410.88.46.86.17.38.310.911.3
20238.910.311.312.27.86.45.76.47.38.88.69.0
20248.69.811.512.28.28.66.36.47.09.29.38.9
20258.89.512.610.87.77.66.17.5MMMM
NCEI ClimatologyMMMMMMMMMMMM

Average Daily High Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
201740.1053.8655.5265.0073.1884.7388.7382.0582.7667.1353.4839.37
201836.0639.4650.7057.9285.3087.5088.9087.0578.6263.5343.2241.58
201933.9231.9446.0566.8670.6184.0290.29MMMMM
2020MMMMM86.7688.4385.8876.9462.9758.7343.86
202138.6328.8059.6065.5672.1287.8286.7187.7284.9369.4456.4150.53
202235.7644.0353.9062.7974.5186.4987.2987.3180.9670.0252.3638.37
202338.5146.5551.2367.8978.9186.7285.0684.8783.8468.5255.7447.16
202430.7157.2158.9869.2876.8687.1686.5385.2982.6374.7054.5442.83
202533.0236.4961.3566.4375.2585.8987.2282.65MMMM
NCEI Climatology33.8139.0851.5063.1973.3083.0086.7185.2078.4066.1150.7038.50

Average Daily Low Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
201728.1830.7835.7246.6453.4563.3469.4562.0860.3247.5033.0221.61
201817.8320.1134.0335.4262.0267.1066.4966.0360.6244.8926.0026.77
201918.6515.9329.9744.0652.8563.9271.77MMMMM
2020MMMMM69.4170.2466.4056.1642.6336.7524.70
202125.8212.5539.0044.2355.2967.3069.1469.1961.3250.0136.2130.48
202215.8217.9631.9840.4857.3066.3369.2566.9759.1944.6031.4020.15
202324.2924.1031.4943.9457.0265.1667.5868.2860.7948.5535.2932.95
202418.1231.5937.0646.3756.6867.0367.7366.1759.8349.7338.5329.28
202515.8818.2037.1846.9154.3566.2071.0267.64MMMM
NCEI Climatology13.9018.0828.9039.2151.5061.6065.6062.9053.6941.3229.2119.21

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
201734.1442.3245.6255.8263.3174.0479.0972.0671.5457.3243.2530.49
201826.9529.7842.3646.6773.6677.3077.7076.5469.6254.2134.6134.18
201926.2823.9338.0155.4661.7373.9781.03MMMMM
2020MMMMM78.0879.3376.1466.5552.8047.7434.28
202132.2220.6749.3054.9063.7177.5677.9278.4573.1359.7346.3140.51
202225.7931.0042.9451.6365.9176.4178.2777.1470.0857.3141.8829.26
202331.4035.3241.3655.9167.9675.9476.3276.5772.3258.5345.5140.06
202424.4144.4048.0257.8266.7777.0977.1375.7371.2362.2146.5336.05
202524.4527.3549.2656.6764.8076.0579.1275.15MMMM
NCEI Climatology23.8528.5840.2051.2062.4072.3076.1574.0566.0553.7139.9628.85

Average Relative Humidity [%]

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
201778.7%51.4%50.3%60.6%54.0%53.9%62.6%66.1%55.9%52.4%50.6%46.7%
201853.6%55.0%50.9%40.8%47.5%50.0%48.9%57.4%63.0%58.3%56.8%63.3%
201958.3%61.4%53.5%38.4%64.0%48.5%45.1%MMMMM
2020MMMMM47.0%54.9%68.3%74.6%64.7%68.9%73.0%
202180.4%73.0%64.7%62.1%70.5%67.1%78.5%76.4%68.1%71.3%63.3%66.9%
202267.5%56.1%64.7%60.5%72.1%69.8%75.3%75.9%69.4%55.8%67.9%74.6%
202380.9%70.0%70.0%55.0%62.9%65.4%79.2%81.4%67.8%69.0%64.1%78.4%
202484.4%60.5%61.7%60.5%70.2%70.6%79.3%80.0%70.0%54.7%77.6%79.4%
202572.1%70.2%61.3%65.1%66.2%77.2%87.6%85.6%MMMM

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