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 (USW00092809) 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
1999MMMM2.9411.595.9812.177.0613.851.951.50
20000.661.155.712.766.415.295.926.636.7811.000.733.81
20010.571.344.762.103.695.546.205.2214.257.571.831.91
20020.505.580.632.273.5710.7812.614.665.250.882.894.11
20031.031.494.442.6512.8411.252.7313.5610.563.376.390.83
20042.305.050.933.090.882.6711.3910.4311.211.190.631.06
20051.500.584.792.464.2216.355.603.364.738.282.450.93
20061.353.770.060.422.874.957.508.854.992.502.002.65
20071.122.551.432.642.767.6011.983.575.1910.111.241.23
200822.684.103.270.813.131.655.726.335.1511.311.060.44
20090.130.813.440.9710.3014.467.744.1513.291.192.734.60
20101.616.015.515.272.315.9910.227.2314.430.713.261.25
20112.440.082.232.461.044.533.769.187.0217.691.873.30
20120.043.541.898.295.068.305.929.857.307.230.641.33
20130.241.920.425.687.666.8215.163.086.524.868.181.90
20145.341.641.992.861.8512.7110.375.919.560.842.051.35
20153.464.211.275.352.110.882.066.138.303.096.276.32
20165.833.441.520.445.595.252.045.644.246.670.924.77
20172.370.752.074.783.1710.547.2115.636.829.644.470.38
20182.040.660.853.1016.254.395.488.907.181.953.711.29
20194.182.242.892.694.2115.6410.9217.882.004.791.676.07
20201.593.020.413.3514.878.083.343.150.0019.6412.201.44
20210.533.621.061.501.6012.853.706.568.943.608.681.19
20225.612.431.252.303.4814.272.524.7113.505.459.710.66
20230.125.042.1516.177.8512.459.7610.266.332.4811.094.88
20240.812.413.200.800.9117.451.8012.3911.523.400.491.09
20251.090.842.710.705.592.61MMMMMM
NCEI Climatology2.712.902.683.185.188.726.828.497.987.653.562.18

Average Wind Speed [MPH]

YearJanFebMarAprMayJunJulAugSepOctNovDec
1999MMMM7.35.97.15.67.010.310.66.9
20008.18.28.69.28.57.65.67.36.49.27.99.3
20018.08.69.410.29.06.27.26.46.410.29.28.2
20027.48.49.68.99.55.34.76.77.45.37.58.8
20037.97.77.68.87.36.77.46.46.38.19.48.6
20047.38.311.210.011.16.95.75.811.28.08.58.8
20059.47.68.49.68.37.28.05.78.09.99.37.7
200610.18.09.39.56.87.76.86.95.18.38.910.3
20078.78.611.69.611.67.45.16.86.910.78.57.7
20089.08.610.39.610.17.86.26.89.59.38.48.9
20098.19.310.110.88.06.15.06.45.27.07.88.3
20109.19.19.29.78.37.87.85.48.07.58.09.0
20118.08.19.28.89.08.66.45.85.48.79.88.7
20127.08.210.29.16.98.75.87.06.09.08.27.3
20137.48.18.69.08.77.27.26.75.66.810.28.5
20147.67.28.99.310.46.35.05.95.97.29.96.5
20158.29.78.98.19.67.26.95.85.18.49.79.1
20168.89.59.39.38.07.57.19.05.111.78.28.4
20179.07.410.011.29.07.56.26.67.210.08.15.9
201810.89.49.08.69.75.45.46.76.79.17.19.1
20198.78.28.48.98.54.95.94.811.28.26.58.9
20209.19.59.49.38.76.86.76.96.98.311.28.3
20216.48.99.59.29.97.86.47.44.66.97.95.5
20227.88.810.710.68.66.28.67.56.27.47.77.8
20237.38.08.28.87.26.15.16.55.78.68.79.8
20249.58.08.39.68.47.76.87.46.29.99.79.4
20257.67.29.410.27.68.0MMMMMM
NCEI ClimatologyMMMMMMMMMMMM

Average Daily High Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
1999MMMM85.5584.7089.0089.2986.9581.4181.0476.03
200075.6276.0881.3882.4486.2388.1690.0389.8688.9183.0980.3074.87
200172.1180.9281.1383.0085.7389.9689.3890.9488.6185.0080.6179.52
200277.4577.5982.4585.5287.5886.4189.4590.9489.1389.0381.5578.05
200372.5881.3286.2782.9389.0988.6491.0589.7489.6387.9582.8475.73
200475.5979.0280.0382.1385.5291.3991.2491.1088.3785.7582.2076.49
200576.8177.4780.1482.5187.3387.9092.1592.2088.6886.9884.8576.70
200676.3775.5479.1885.3187.1888.5288.1189.9387.0885.7178.6178.53
200779.1676.8280.2683.1085.4588.7390.7191.9789.9386.2980.9380.94
200876.8180.6980.5382.9289.1590.4990.6090.9489.4284.7678.7976.70
200976.9276.6279.8484.4887.1291.2592.2492.2390.0689.4782.6179.60
201071.7972.4675.7082.0288.7492.8692.0792.9990.2686.7581.2771.48
201176.4980.6982.5987.7188.9791.8491.6191.7190.2083.0381.0779.40
201276.6180.0582.0682.7786.5589.2090.2990.8788.6785.1979.2079.35
201380.0579.4276.7984.2086.1889.1088.1189.9088.7389.2983.0381.06
201475.1981.0780.5285.0387.4589.4090.6892.3589.1388.0680.0778.87
201577.6876.6884.3987.1787.5290.6392.9492.7790.6087.3285.0782.52
201675.0375.7983.4284.8788.1691.3392.8190.8290.1585.8782.1381.91
201778.9782.4381.2684.7789.5588.9091.8792.3993.3786.4283.8379.81
201876.6983.7581.8187.3085.7192.0393.0692.0090.9089.4585.2379.90
201976.4882.3681.7784.9087.2390.2392.7792.2391.7789.8783.2781.13
202079.4880.6984.9790.6087.6590.2089.1393.8490.7788.1982.9777.52
202177.0381.5781.6184.8087.1387.1389.1090.6889.3786.9479.6081.71
202276.2679.6482.5585.0388.1689.2091.3991.2689.6385.4884.5378.29
202379.8782.6484.6585.5787.3290.5093.0091.9790.4086.6182.5376.61
202477.1978.0783.3285.3393.5291.0094.7493.7493.2087.4883.9081.10
202576.6883.6484.1386.5092.2091.28MMMMMM
NCEI Climatology76.9078.9381.3084.5087.3090.0091.7191.8089.8086.7982.2078.60

Average Daily Low Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
1999MMMM69.3973.6776.5575.8774.7970.3366.9961.26
200058.3960.2865.8666.4072.6975.3376.1476.6876.4371.1364.1960.71
200151.0365.5663.6667.9470.9374.7274.9777.3975.0173.3366.0465.67
200259.9860.8866.8470.6773.4573.8476.0576.1376.5473.5763.0160.47
200350.8662.4169.4467.1673.7275.1077.5375.8876.1873.2368.9957.33
200456.4461.9865.7266.3574.1477.9476.7977.5577.6273.2867.3659.89
200559.4759.1762.4264.0171.7674.9176.6278.9276.1474.6968.0058.61
200659.1355.8562.2068.2969.9375.5475.8976.3874.6771.7663.9467.55
200763.4258.9665.0365.1069.9073.1675.5876.9474.9375.6265.1764.87
200859.3962.8664.8966.9372.4476.1675.1376.3877.6270.9260.4762.07
200956.1057.3162.9567.3871.8374.7475.9778.1676.1573.8566.4563.87
201052.4553.2856.4767.4473.9878.1878.0977.8176.7071.3464.9049.41
201155.8961.7263.5171.3272.6775.9377.3576.2876.0069.7166.6664.82
201257.7164.0366.5867.1372.0675.6776.1977.0375.3371.9061.6062.29
201364.5961.8857.2969.9770.6176.2375.4776.7874.9771.7769.4067.35
201457.0662.9661.9768.1373.0273.2076.1977.1975.6071.5563.8361.84
201561.8158.1168.4272.6173.0676.6777.3977.0076.4774.3273.1272.13
201658.9059.8368.1968.6072.3576.9778.1378.2776.1273.5266.2369.00
201761.1663.5063.7770.5073.0076.6078.4878.3977.7073.4868.7060.81
201859.4169.4360.9469.1073.6877.2378.1377.8478.1776.0669.5358.45
201958.3966.8264.0369.1772.9475.0777.9077.4878.4777.2966.8065.16
202062.2964.2868.9073.8071.8786.6078.3074.3977.6376.2971.8059.32
202158.3265.3665.5867.9073.2974.3375.6277.6174.6773.0364.6363.90
202258.5864.7567.5270.5072.9074.9378.0078.3975.2370.7770.7362.94
202360.9066.2166.5570.8371.9074.3377.7178.1375.6072.7468.3363.48
202462.5859.5967.4869.0077.5377.1779.3279.8778.4774.3269.5564.55
202558.6567.5064.7471.8777.6880.06MMMMMM
NCEI Climatology59.4061.5464.1068.3072.7075.9077.1077.5076.5073.4067.1062.90

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
1999MMMM77.4779.1882.7782.5880.8775.8774.0168.65
200067.0068.1873.6274.4279.4681.7483.0883.2782.6777.1172.2467.79
200161.5773.2472.4075.4778.3382.3482.1884.1681.8179.1673.3372.59
200268.7169.2474.6578.1080.5180.1382.7583.5382.8481.3072.2869.26
200361.7271.8677.8575.0481.4081.8784.2982.8182.9080.5975.9166.53
200466.0170.5072.8774.2479.8384.6784.0184.3282.9979.5274.7868.19
200568.1468.3271.2873.2679.5581.4184.3985.5682.4180.8376.4267.66
200667.7565.7070.6976.8078.5582.0382.0083.1680.8778.7471.2873.04
200771.2967.8972.6574.1077.6880.9583.1584.4582.4380.9573.0572.90
200868.1071.7772.7174.9280.7983.3382.8683.6683.5277.8469.6369.38
200966.5166.9771.4075.9379.4883.0084.1085.2083.1081.6674.5371.74
201062.1262.8766.0874.7381.3685.5285.0885.4083.4879.0473.0960.44
201166.1971.2073.0579.5280.8283.8984.4884.0083.1076.3773.8672.11
201267.1672.0474.3274.9579.3182.4383.2483.9582.0078.5570.4070.82
201372.3270.6567.0477.0878.4082.6781.7983.3481.8580.5376.2274.21
201466.1372.0271.2476.5880.2481.3083.4484.7782.3779.8171.9570.36
201569.7467.3976.4079.8980.2983.6585.1684.8983.5380.8279.0977.32
201666.9767.8175.8176.7380.2684.1585.4784.5483.1479.6974.1875.45
201770.0672.9672.5277.6381.2782.7585.1885.3985.5379.9576.2770.31
201868.0576.5971.3778.2079.6984.6385.6084.9284.5382.7677.3869.18
201967.4474.5972.9077.0380.0882.6585.3484.8585.1283.5875.0373.15
202070.8972.4876.9482.2079.7688.4083.7184.1184.2082.2477.3868.42
202167.6873.4673.6076.3580.2180.7382.3684.1582.0279.9972.1272.81
202267.4272.2075.0377.7780.5382.0784.6984.8282.4378.1377.6370.61
202370.3974.4375.6078.2079.6182.4285.3585.0583.0079.6875.4370.05
202469.8968.8375.4077.1785.5384.0887.0386.8185.8380.9076.7272.82
202567.6675.5774.4279.1884.9785.67MMMMMM
NCEI Climatology68.1570.2472.7076.4080.0082.9584.4084.6583.1580.1074.6570.75

Average Relative Humidity [%]

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
1999MMMM72.9%82.2%75.0%81.5%81.0%76.2%69.6%76.3%
200070.7%70.9%70.1%68.7%68.4%76.2%79.9%79.2%79.2%72.9%71.0%75.3%
200170.6%73.4%71.2%66.4%69.1%76.9%78.0%75.1%76.9%73.4%72.1%73.5%
200276.5%72.9%73.2%69.2%72.6%79.7%77.4%74.6%78.5%75.6%72.9%75.0%
200368.9%73.2%73.2%67.0%72.0%75.8%75.3%82.9%83.2%76.7%75.2%72.2%
200475.2%74.4%68.8%70.8%69.6%76.8%73.9%78.8%78.7%72.9%68.6%68.5%
200568.6%66.8%67.0%61.2%67.6%78.7%73.4%74.3%77.7%77.1%70.8%75.6%
200672.0%69.3%64.0%64.2%67.3%73.4%76.3%74.8%75.3%67.2%70.7%75.5%
200772.4%71.8%64.2%63.6%67.1%75.0%75.3%71.3%75.3%77.6%69.6%75.1%
200870.9%71.9%68.4%64.8%64.0%70.6%72.9%73.8%73.6%70.5%68.4%72.0%
200967.7%62.8%65.6%63.0%72.0%74.2%72.2%72.5%77.2%71.5%70.7%75.0%
201067.1%65.8%65.3%68.4%71.8%70.6%72.7%74.8%74.5%68.7%68.2%63.4%
201171.8%71.0%66.5%68.3%64.4%68.9%73.8%77.9%77.0%77.3%73.4%71.2%
201266.9%75.0%67.5%66.3%75.1%73.5%74.2%75.7%78.6%74.7%68.3%73.6%
201374.3%70.5%61.1%73.0%70.6%76.4%78.8%75.6%80.8%71.9%75.0%78.1%
201477.0%78.6%71.9%69.9%67.3%77.9%79.8%75.2%79.9%72.3%71.9%74.6%
201572.5%68.2%70.3%71.4%67.5%72.0%69.1%73.9%78.8%73.1%75.3%79.7%
201673.7%65.5%69.0%62.9%66.5%73.7%70.7%75.6%78.0%70.9%67.2%77.3%
201771.0%71.6%63.2%65.1%66.9%76.9%74.4%74.1%73.3%75.1%76.0%73.5%
201873.0%72.8%60.5%66.6%75.8%73.7%71.8%74.1%75.2%72.1%72.9%70.9%
201971.6%74.9%69.7%68.3%72.5%77.6%70.7%76.1%67.1%73.6%71.3%74.1%
202068.1%69.7%63.9%65.6%66.3%62.6%77.9%78.4%81.3%85.2%82.1%75.6%
202172.0%73.4%68.8%65.5%66.5%78.0%76.8%72.9%78.1%73.1%73.7%76.9%
202272.1%74.2%69.0%66.7%70.1%73.2%70.1%71.1%77.0%73.6%78.2%74.0%
202370.2%70.7%66.3%72.7%69.5%79.6%77.3%81.3%80.5%75.3%81.6%77.7%
202480.4%71.0%75.0%62.3%63.8%70.0%66.1%70.9%74.8%71.1%66.7%67.8%
202569.1%69.6%61.8%60.5%64.2%67.8%MMMMMM

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