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 (USW00014794) 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
1999MMMMMMM2.986.535.142.032.85
20003.051.964.355.133.235.054.525.283.460.785.593.60
20012.611.858.181.623.094.493.103.273.231.540.692.10
20022.541.263.623.154.453.231.582.095.296.984.153.87
20031.643.425.004.453.144.812.974.353.815.521.702.85
20041.252.222.336.212.291.502.835.786.272.143.863.64
20052.932.103.805.713.321.351.983.454.3211.794.953.25
20065.542.280.782.488.028.382.995.162.577.424.171.75
20074.462.484.177.102.173.041.542.562.052.183.353.95
20081.834.285.071.712.851.783.704.968.711.393.966.24
20093.291.812.414.374.144.4312.052.071.145.372.795.28
20102.194.4113.381.972.132.573.252.173.372.322.173.34
20113.193.531.983.615.084.842.386.684.904.593.422.78
20122.361.000.822.904.142.903.782.982.401.550.504.57
20131.242.670.800.891.438.890.521.532.360.382.272.97
20140.940.646.874.752.792.643.672.060.793.344.245.91
20152.901.664.991.350.994.113.401.855.913.452.265.36
20162.574.772.384.133.260.893.112.123.136.013.453.65
20174.331.593.825.306.352.812.101.712.936.892.682.02
20184.216.123.853.902.032.252.022.786.416.418.164.86
20196.143.133.507.054.117.865.224.731.427.493.185.73
20201.322.673.813.743.173.380.981.250.934.824.944.90
20211.852.022.812.553.821.544.215.595.884.282.151.09
20222.053.962.632.412.062.580.761.645.174.442.474.87
20234.941.062.373.623.203.135.174.565.192.891.325.06
20245.441.687.612.926.714.754.395.650.871.072.926.86
20251.852.764.093.307.281.351.301.913.185.252.521.76
20261.351.133.502.473.151.786.582.70MMMM
NCEI Climatology3.342.864.173.903.323.552.913.493.814.293.503.77

Average Wind Speed [MPH]

YearJanFebMarAprMayJunJulAugSepOctNovDec
1999MMMMMMM6.86.87.47.97.3
20009.07.88.69.07.56.86.56.26.16.27.17.9
20015.88.08.97.53.96.26.45.66.47.67.46.1
20026.78.18.98.38.07.06.66.16.47.27.98.0
20038.37.67.28.55.35.86.56.56.67.27.29.4
20047.97.58.28.56.96.56.76.46.36.77.17.9
20058.37.17.78.38.06.76.15.96.17.57.76.9
20068.19.07.97.98.57.26.85.85.87.76.27.3
20077.88.87.98.06.56.66.04.85.65.96.76.4
20087.17.58.57.27.45.75.44.75.45.76.28.0
20096.37.67.27.76.25.66.25.25.36.86.87.8
20107.07.98.46.46.45.85.15.96.46.66.88.2
20115.87.28.37.86.35.45.25.85.86.46.35.9
20127.76.57.07.25.86.05.04.75.86.16.26.9
20136.47.48.28.16.36.76.05.04.75.07.46.7
20147.56.78.28.37.26.07.05.35.67.27.46.8
20158.07.56.67.66.66.85.55.65.67.16.46.4
20167.48.28.27.96.46.45.96.06.16.26.36.3
20177.36.98.87.97.36.55.64.96.76.86.96.2
20187.96.59.07.86.36.26.36.06.06.37.56.2
20197.77.27.47.76.95.84.74.85.27.76.67.0
20206.46.48.18.47.45.55.95.75.55.86.26.9
20216.56.56.97.06.75.75.15.15.96.04.75.8
20227.47.16.97.86.85.45.65.44.95.56.17.2
20235.96.47.47.16.55.45.25.35.44.85.25.6
20246.36.27.67.26.46.05.64.95.24.56.05.6
20256.46.87.37.26.35.55.55.34.86.95.46.8
20266.26.17.16.56.55.66.25.0MMMM
NCEI ClimatologyMMMMMMMMMMMM

Average Daily High Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
1999MMMMMMM76.9772.8761.4854.6746.58
200035.0639.9048.9952.0364.0672.3374.4875.8670.0360.8850.0336.13
200136.4238.7841.9254.4166.3574.9376.0879.6971.9561.8656.9647.85
200243.0444.0647.5656.9562.3471.5179.7179.3773.4359.8549.8239.85
200331.7132.7245.0351.1460.3169.5177.8979.2172.3759.8654.3442.43
200427.8538.9044.1954.2965.2972.1876.1075.9572.2160.0352.3843.08
200534.5838.7941.5156.0259.1473.2878.5080.8375.5261.3054.1740.31
200643.6438.8745.3256.9263.5271.3979.9977.4670.2961.7955.0947.70
200740.1933.3744.4852.2966.3073.0977.9978.1673.1065.7249.9339.99
200839.8640.5945.8254.7663.1775.9580.3576.7872.4561.4651.0743.59
200933.2741.9445.7557.7563.7770.0576.3080.5272.1760.4656.0041.37
201036.3139.1252.3260.9869.2876.1284.4880.6474.9662.8152.9438.55
201134.8040.0046.6555.6766.4874.8783.0679.9374.3564.0957.0849.52
201243.6545.0953.4260.3067.1374.7082.5281.1672.6364.0350.0046.10
201339.1537.4845.0355.9365.9574.8782.9377.9371.7064.7750.8041.94
201435.1036.4642.5854.5766.1374.4779.6878.8774.1063.9050.8344.87
201535.4829.6840.3956.2068.0072.3781.0381.5877.4061.9756.6354.00
201640.0442.5250.5855.6066.8576.4082.7183.1075.3865.5856.0344.78
201742.3244.8244.1959.9764.2975.3080.2579.9075.5669.7154.8739.42
201837.6246.9345.9553.0769.1074.4382.3284.1675.5363.3650.6746.16
201940.2341.5046.0358.3065.8475.0384.2781.4275.3366.5552.1744.45
202044.7844.9952.7754.0366.4276.9384.1380.3972.8762.5856.6342.42
202136.9636.4546.1354.1063.8073.4876.1077.8472.3165.9352.6746.85
202236.9041.6248.1056.0766.5273.6381.7481.6572.7563.1756.0043.20
202345.2644.1447.4258.0765.5271.5580.8377.0673.5064.7751.1847.74
202439.7541.0050.6754.5064.7976.0780.4278.1372.3664.7756.3041.30
202535.4138.4649.0556.4764.3574.9080.8776.8773.2362.8451.7739.48
202635.1334.8246.3857.3364.9077.5779.8481.20MMMM
NCEI Climatology39.5041.2847.1957.1066.6075.0081.6080.5074.4063.9054.0044.89

Average Daily Low Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
1999MMMMMMM61.8857.3942.6637.9631.50
200018.7326.2732.9238.7447.7656.2960.0560.8653.5542.5636.0521.10
200121.4123.9930.0737.9847.7359.8759.0664.7054.7945.2839.9932.45
200228.8228.2931.2541.5546.5755.2463.0563.3456.2043.8135.5126.16
200319.0218.7627.1536.6745.1955.8263.7266.0457.0243.1237.4227.75
200414.4824.0030.8839.7948.4155.9962.8662.2155.3544.2434.6727.03
200519.7422.4926.6638.5144.5458.4563.8265.6857.5147.7535.8526.52
200629.0323.7528.6338.1448.9858.8066.1861.5354.0644.8240.4132.96
200726.7019.4727.8036.8147.4158.1762.7161.5555.0750.3233.4226.35
200824.6324.2630.8838.7647.3460.4365.8260.2956.8642.2134.7128.43
200916.0724.1928.7939.6849.3656.5361.4764.9252.1942.6041.3625.84
201022.7226.5335.2541.9450.3160.5466.5363.1058.1745.0136.0524.30
201118.6620.0430.0040.7750.4957.5965.2264.0359.5747.0638.6229.77
201226.5228.2936.8740.5352.6157.9765.3564.0055.1748.2932.5331.42
201323.3924.0930.5837.4747.0558.9068.7759.9750.9343.0633.3727.19
201417.7120.0424.8137.7747.9455.7064.3359.5254.5347.5233.5732.00
201519.038.0723.5237.0349.2956.4764.2963.9057.1043.4238.9039.62
201623.2824.7234.4837.2048.9157.1764.9465.3559.0745.8737.0727.84
201729.0328.0027.5543.5049.6858.1364.2360.3959.3651.5835.3325.86
201821.0031.0431.7436.5051.8457.7065.3568.6861.0745.8736.2030.48
201923.1027.6831.0742.5750.1358.6767.3464.5255.3350.2633.0730.10
202030.8831.8237.7339.4649.5960.9369.8965.9955.4347.0937.2627.92
202123.1423.9129.2137.5846.6857.7462.3764.2257.9050.7433.5033.55
202219.3823.5632.0940.1951.1357.5965.6566.3256.5946.0638.3629.22
202333.2026.7532.3542.3246.5857.3767.4363.4859.4548.9532.8934.31
202427.6827.4535.6840.0551.5260.8767.5862.7756.0344.5537.1026.74
202521.4523.4632.5941.4350.2760.2765.9658.5756.1346.1333.3723.87
202619.9417.5729.6938.4348.8457.5763.2966.64MMMM
NCEI Climatology24.5025.7932.0040.7150.0059.4065.9164.3057.1046.5037.7930.30

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
1999MMMMMMM69.4265.1352.0746.3239.04
200026.9033.0940.9645.3855.9164.3167.2668.3661.7951.7243.0428.61
200128.9231.3935.9946.1957.0467.4067.5772.1963.3753.5748.4840.15
200235.9336.1839.4149.2554.4563.3771.3871.3564.8151.8342.6633.01
200325.3625.7436.0943.9052.7562.6670.8172.6264.7051.4945.8835.09
200421.1631.4537.5347.0456.8564.0869.4869.0863.7852.1343.5235.06
200527.1630.6434.0847.2651.8465.8771.1673.2566.5154.5245.0133.41
200636.3431.3136.9747.5356.2565.1073.0969.4962.1753.3047.7540.33
200733.4426.4236.1444.5556.8665.6370.3569.8664.0958.0241.6833.17
200832.2532.4238.3546.7655.2668.1973.0968.5464.6551.8442.8936.01
200924.6733.0737.2748.7256.5663.2968.8972.7262.1851.5348.6833.61
201029.5132.8343.7951.4659.8068.3375.5071.8766.5753.9144.4931.42
201126.7330.0238.3248.2258.4966.2374.1471.9866.9655.5847.8539.65
201235.0836.6945.1550.4259.8766.3373.9472.5863.9056.1641.2738.76
201331.2730.7937.8146.7056.5066.8875.8568.9561.3253.9242.0834.56
201426.4028.2533.6946.1757.0365.0872.0069.1964.3255.7142.2038.44
201527.2618.8831.9546.6258.6564.4272.6672.7467.2552.6947.7746.81
201631.6633.6242.5346.4057.8866.7873.8274.2367.2255.7346.5536.31
201735.6836.4135.8751.7356.9866.7272.2470.1567.4660.6545.1032.64
201829.3138.9838.8544.7860.4766.0773.8476.4268.3054.6143.4338.32
201931.6634.5938.5550.4357.9866.8575.8072.9765.3358.4042.6237.27
202037.8338.4145.2546.7558.0068.9377.0173.1964.1554.8446.9535.17
202130.0530.1837.6745.8455.2465.6169.2371.0365.1058.3443.0840.20
202228.1432.5940.0948.1358.8265.6173.6973.9864.6754.6147.1836.21
202339.2335.4439.8950.2056.0564.4674.1370.2766.4756.8642.0441.02
202433.7134.2243.1747.2758.1568.4774.0070.4564.2054.6646.7034.02
202528.4330.9640.8248.9557.3167.5873.4267.7264.6854.4842.5731.68
202627.5326.2038.0447.8856.8767.5771.5673.92MMMM
NCEI Climatology32.0033.5339.6048.9058.3067.2073.7572.4065.7555.2045.9037.60

Average Relative Humidity [%]

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
1999MMMMMMM78.5%83.3%78.2%72.5%59.5%
200065.9%73.4%73.0%78.7%81.0%82.1%79.0%84.5%81.3%76.1%70.3%65.7%
200176.1%63.9%70.0%68.2%71.7%78.6%77.8%83.1%79.1%72.7%70.1%72.8%
200275.0%71.3%71.7%69.2%71.5%77.2%72.5%76.1%81.2%74.7%75.5%67.0%
200360.4%65.6%80.1%77.1%85.4%88.4%85.6%82.5%81.9%75.4%71.7%66.3%
200457.0%56.7%72.2%71.8%83.4%79.3%84.2%85.4%82.8%76.3%67.9%67.4%
200570.3%68.1%65.7%69.8%77.9%81.5%79.5%78.4%76.7%80.6%72.4%69.3%
200676.4%61.2%57.9%66.6%75.9%83.1%81.7%76.0%78.8%72.0%80.1%67.1%
200765.4%53.6%63.6%69.0%68.8%73.7%76.0%76.1%75.7%79.2%68.1%72.5%
200865.8%71.1%62.4%67.0%66.4%74.9%77.6%75.3%80.6%72.9%70.7%72.4%
200964.7%65.4%69.9%68.8%78.9%84.8%82.1%81.2%77.9%77.6%78.5%67.8%
201068.3%65.0%68.5%66.7%69.7%76.2%73.8%74.5%74.0%71.9%65.0%62.9%
201166.6%63.2%62.7%72.8%79.0%76.3%75.1%77.1%81.9%71.4%75.0%69.8%
201264.5%62.7%69.5%59.3%81.2%75.4%75.6%80.0%79.8%78.6%70.5%77.6%
201367.9%70.2%63.8%68.8%78.1%80.0%83.2%79.0%78.8%74.8%64.3%75.8%
201469.2%67.7%59.4%67.1%70.3%74.3%76.5%73.7%76.6%77.3%67.1%74.8%
201562.7%64.4%67.2%67.2%72.6%77.7%76.2%75.9%78.2%71.4%70.9%78.8%
201663.6%68.6%63.9%61.5%66.2%66.3%70.0%70.1%73.5%70.1%64.2%60.5%
201765.8%62.0%56.0%74.3%75.3%75.3%77.8%77.2%78.8%77.7%71.3%65.2%
201870.1%78.2%64.5%71.1%80.1%79.5%81.8%83.2%86.3%81.0%72.5%69.3%
201962.8%63.4%63.3%73.7%77.9%80.8%79.5%79.8%80.1%76.8%61.3%66.1%
202062.3%62.9%58.9%60.7%62.2%70.7%72.9%75.3%74.1%77.6%71.2%74.3%
202167.7%74.7%64.0%69.8%69.6%82.0%90.1%89.0%86.9%81.5%66.9%69.9%
202264.4%70.0%68.3%64.2%76.0%76.6%77.6%80.5%78.5%79.9%70.8%69.5%
202377.9%69.5%67.5%72.2%67.1%80.9%83.7%78.5%80.8%79.3%67.0%74.8%
202471.1%66.0%67.4%71.5%80.0%75.6%82.4%80.2%78.4%72.5%64.3%72.6%
202561.8%66.7%69.3%66.3%80.3%79.8%82.0%76.1%81.8%75.1%69.1%66.4%
202666.5%68.8%71.3%74.3%72.9%73.4%77.3%82.9%MMMM

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