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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 () 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
1984MMMMMMMM0.000.000.000.00
19850.000.000.000.000.000.000.000.000.000.000.000.00
19860.000.000.000.000.000.000.000.000.000.000.000.00
19870.000.000.000.000.000.000.000.000.000.000.000.00
19880.00M0.000.000.000.000.000.000.000.000.000.00
19890.000.000.000.000.000.000.000.000.000.000.000.00
19900.000.000.000.000.000.000.000.000.000.000.000.00
19910.000.000.000.000.000.000.000.000.000.000.000.00
19920.000.000.000.000.000.000.000.000.000.000.000.00
19930.000.000.000.000.000.000.000.000.000.000.000.00
19940.000.000.000.000.000.000.000.000.000.000.000.00
19950.000.000.000.000.000.000.000.000.000.000.000.00
19960.000.000.000.000.000.000.000.000.000.000.000.00
19970.000.000.000.000.000.000.000.000.000.00MM
1998MMMM0.000.000.000.000.000.000.000.00
19990.000.000.000.000.000.000.000.000.000.000.000.00
20000.000.000.000.000.000.000.000.000.00MMM
2001MMMMM0.000.000.000.000.000.000.00
20020.000.000.000.000.000.000.000.000.000.000.000.00
2003MMMMMM0.00MM0.00M0.00
2004MMMMMMMMMMMM
2005MMMMMMMMMMMM
2006MMMMMMMMMMM0.00
20070.000.000.510.452.912.7622.241.763.651.200.180.29
20080.240.33M0.170.142.824.003.7321.960.000.230.35
20090.510.880.671.150.491.051.941.401.832.000.390.29
20100.080.410.270.491.792.3620.257.071.560.630.580.31
20111.011.031.210.462.550.130.00MMM0.122.29
20127.350.000.000.000.000.001.2112.135.230.000.000.00
20130.000.000.000.000.000.000.002.922.162.343.741.89
20142.775.636.32MMM1.376.655.11MMM
2015MMMMMMMM0.021.170.750.27
20161.272.707.572.85M0.000.00MM1.850.570.44
20170.490.301.200.630.663.460.490.832.372.361.690.57
20181.520.060.210.451.192.671.763.332.611.880.550.37
20191.290.340.790.901.230.782.052.831.543.541.800.37
20200.670.460.870.541.082.131.782.893.083.720.530.59
20210.470.370.970.060.550.930.752.810.761.210.700.83
20221.130.701.240.813.472.011.063.371.101.961.430.65
20230.420.360.090.350.702.660.641.912.343.020.720.32
20240.140.330.550.822.431.625.415.061.240.631.360.81
20250.921.150.080.030.321.380.543.420.502.250.520.77
20261.030.950.470.620.864.662.100.27MMMM

Average Wind Speed [MPH]

YearJanFebMarAprMayJunJulAugSepOctNovDec
1984MMMMMMMM18.015.014.912.9
198512.29.911.810.710.512.510.611.716.414.613.314.6
198612.110.211.612.810.610.410.513.512.516.114.213.0
198711.49.79.111.99.910.810.013.211.616.315.211.9
198822.1MM12.010.39.310.412.915.416.813.113.6
198911.914.610.410.710.99.99.310.415.115.214.212.9
199011.511.312.512.110.710.511.811.516.114.215.314.1
199111.311.510.210.69.69.412.110.816.515.914.211.4
199211.59.610.010.411.310.810.811.614.613.013.312.4
199311.611.011.69.010.411.511.412.016.014.913.411.2
199410.710.811.010.510.59.410.711.413.816.417.311.0
199510.611.710.010.59.411.79.913.115.012.815.911.5
199611.512.713.711.910.311.3MMMMMM
1997MMMMMMMMMMMM
1998MMMMMMMMMMMM
1999MMMMMMMM17.014.616.014.8
200012.313.112.511.913.112.911.412.314.1MMM
2001MMMMM12.010.913.513.918.313.914.9
200210.913.812.912.013.710.711.212.316.316.514.712.0
2003MMMMMM0.0MM13.6M9.5
200416.4M15.813.512.513.110.59.86.615.816.213.3
200513.211.811.513.912.211.913.114.114.95.70.00.0
20060.00.00.00.00.00.00.00.01.519.516.414.0
200713.712.313.410.112.011.911.215.114.314.113.911.7
200815.514.2M12.011.811.411.414.112.211.315.411.9
200911.911.413.010.712.212.712.610.713.513.515.212.7
201014.710.112.012.415.510.711.214.614.916.915.613.9
201111.914.912.311.314.613.611.3MMM18.717.2
201214.011.715.112.015.312.69.613.817.616.716.812.0
201313.911.811.713.213.310.912.212.115.715.515.714.0
201416.214.912.611.112.611.113.414.014.618.818.713.5
201515.014.712.512.812.910.911.312.614.415.515.313.0
201612.911.311.611.813.812.212.013.615.514.515.115.8
201713.011.715.612.912.413.310.610.916.217.316.714.6
201812.713.312.312.311.411.013.314.814.116.315.411.6
201913.212.113.611.712.29.812.416.213.916.60.00.0
20200.00.00.00.00.00.00.00.00.00.00.00.0
20211.613.714.113.913.311.611.713.114.513.618.012.7
202214.813.612.414.714.412.912.212.515.319.016.315.7
202310.112.912.412.912.810.013.112.012.112.818.314.5
202414.513.114.710.712.511.910.912.514.115.616.616.3
202516.312.411.912.112.411.610.611.812.216.317.215.4
202615.213.711.312.612.411.710.012.2MMMM

Average Daily High Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
1984MMMMMMMM44.4244.6624.0813.47
1985-6.033.5227.2038.4848.8455.8266.0864.0553.4843.7317.965.29
19869.538.3424.9734.8249.1957.9867.1367.4254.0244.5418.8715.80
198713.0119.7225.1541.3651.7464.5267.5965.3960.3042.8633.0219.17
1988-4.72M16.5535.2748.4067.1671.4469.2456.5444.0528.1111.19
19897.455.2814.3133.1047.1959.2872.2570.4258.7544.6821.781.01
19908.094.7625.9431.3044.5058.0766.5069.0958.8342.6727.943.75
1991-0.0213.9222.1939.2649.3064.9068.4471.5957.2139.1319.4213.87
199211.5713.6223.6234.1943.0455.8762.6665.3155.0443.7429.947.92
19937.299.0224.9539.4046.7159.1164.3566.9653.9939.8125.8512.59
1994-7.79-0.6226.6333.7645.2161.1066.8866.6962.9249.1634.9416.83
19957.386.0222.5531.4145.3365.5067.3668.6259.1046.1420.167.62
1996-4.329.0412.6931.8841.8855.9468.1369.0359.9642.4818.971.22
1997-2.168.9615.7729.1839.5056.3967.7167.4459.0449.46MM
1998MMMM49.3359.3070.0071.3360.1046.2330.2612.10
19993.9317.4425.9339.2845.5059.6368.1067.3956.6743.8336.0120.95
20005.7517.6929.2535.2047.4556.8069.5068.6562.24MMM
2001MMMMM59.5670.6270.5561.7745.2834.3318.38
20027.8315.7412.7531.5142.4459.9773.4067.8958.7837.5225.7816.36
2003MMMMMM30.90MM50.0530.6518.72
2004-1.52M24.7135.4541.9255.4567.4262.9359.8148.5534.375.13
20052.099.9419.3638.7347.9064.8269.5967.5760.6248.1732.8017.76
200618.497.0225.0541.9448.6865.9373.1671.1859.9343.6225.8819.54
20078.465.7325.8236.2047.9060.1672.3067.7856.5047.4120.349.33
20086.83-2.949.0038.1043.9261.3568.6072.9060.3144.9632.12-3.37
20091.928.9320.2434.7443.3057.5064.7066.6968.4743.6639.118.67
20108.3513.5430.8640.4649.7663.8371.4669.7857.0850.9030.7312.08
20112.588.7818.1135.6744.4254.7762.50MMM24.4320.94
201212.1117.0531.9339.1950.1352.8876.7170.4560.7243.0524.997.35
20133.9910.0418.0730.5744.9260.1869.6271.6364.4145.8828.72-1.72
20140.780.5814.1332.3844.3158.3167.8569.4258.5546.8421.3614.48
20157.45-0.9725.2436.4246.5063.0571.6768.9962.4450.4634.5522.44
201611.4711.7727.3032.5350.5563.2070.4669.4161.7446.3040.7912.90
201714.6914.9322.4136.4346.8960.6778.3871.9961.1948.6224.818.82
20185.734.8226.0530.4148.8465.2770.4967.9553.9840.7122.0716.17
20193.12-0.1122.8535.8843.7561.8770.8067.8759.5842.1425.5611.13
202011.8213.9722.4532.6544.4560.4172.4571.0957.7440.4527.9719.15
202116.543.2529.3836.9144.0963.5573.3467.1062.9052.1233.9210.42
20221.350.0521.2333.9642.9456.1469.4069.4962.6547.5429.749.27
202311.188.8317.1935.3050.0068.6567.8369.0065.1348.9333.0627.76
202412.9019.8621.8740.9347.9460.2071.7771.0368.0550.7036.4217.33
20257.945.6419.7536.1050.6759.7769.9769.6964.2752.0834.946.81
20265.9813.6515.6534.4146.1960.5273.2269.25MMMM

Average Daily Low Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
1984MMMMMMMM37.4036.9416.52-0.72
1985-16.60-13.198.2423.9036.1847.1257.3756.8546.8837.5710.22-5.22
1986-2.61-4.007.9023.9635.8948.0258.7159.4146.2836.309.202.84
19870.065.588.2529.1840.9455.2859.8157.5552.7935.3124.8611.04
1988-13.72M5.0024.8736.2156.2662.0761.1650.1335.9521.73-1.07
1989-7.86-9.04-1.1318.6834.4849.0765.2960.9350.3238.0511.20-11.36
1990-5.96-12.139.6618.5030.8547.0159.0961.3549.6035.5919.99-7.74
1991-13.81-1.676.7027.2636.9554.4461.1662.7748.8231.049.921.84
1992-1.29-4.385.8620.6434.0646.5054.7258.0047.2837.3024.35-2.58
1993-5.96-4.9810.9325.4635.5148.8157.6359.9545.5432.3915.31-0.47
1994-20.35-13.359.8020.3233.7150.7759.2157.8555.0242.0427.156.29
1995-5.77-11.227.6815.3433.5755.1759.1261.0149.3339.0411.76-4.79
1996-17.47-7.20-3.8616.7530.6946.9461.7763.4053.6838.1012.47-6.41
1997-11.60-6.382.3317.5732.3248.8662.1461.9253.6744.62MM
1998MMMM37.6753.2364.0865.8954.3741.3226.415.73
1999-3.568.7615.1129.8839.6954.0462.0362.2650.4535.9028.667.70
2000-9.691.8916.3222.7037.8648.4960.2560.6855.06MMM
2001MMMMM49.1661.6762.4053.7839.1928.288.40
2002-3.420.83-1.9915.5229.7648.4163.3560.2250.8731.2117.046.49
2003MMMMMM29.30MM41.3530.659.57
2004-12.32M3.3322.6429.9045.0857.9454.9251.6841.4825.54-10.04
2005-11.77-6.900.1228.7736.3554.9260.6359.5553.6441.6625.197.89
20065.17-11.147.0127.6139.9355.4262.7061.9351.4537.0516.747.87
2007-5.85-10.887.1520.9636.1950.1162.3159.7149.3842.0712.58-0.88
2008-6.02-17.168.2025.0131.8149.9759.3063.7654.0741.8226.61-11.76
2009-6.62-5.842.8222.2530.4746.5156.3658.5559.0637.5633.35-0.65
20102.45-2.7616.4531.3640.2552.9860.0861.5549.5043.8425.223.83
2011-8.98-6.52-4.8620.5535.0145.2355.00MMM20.408.55
2012-0.301.1518.1726.7740.8547.0366.7362.2952.6937.1017.20-4.83
2013-10.88-7.41-1.7511.9931.4548.8060.7863.8656.2638.6819.42-12.39
2014-13.84-12.45-4.8314.6832.1047.2258.4661.3250.0140.2012.283.11
2015-8.30-16.416.2722.7034.3252.5562.3460.3254.4041.8428.0514.70
20161.14-3.3912.2618.4838.7252.4361.9161.8454.3639.4033.533.07
20173.602.977.6424.9136.9350.1069.4063.1853.5440.5514.61-1.85
2018-7.91-10.879.0912.5734.5353.3160.1259.0945.5132.9713.265.14
2019-13.42-16.304.7419.9131.9750.8662.2260.4251.6336.3617.43-0.43
20200.06-3.842.5515.8430.5748.9764.1662.4449.7433.2219.716.02
20214.66-11.1712.0624.7632.2151.3463.7359.0755.8444.8226.55-1.60
2022-11.45-16.572.6318.1533.5446.1461.2361.1154.4739.8921.230.47
2023-1.36-10.96-4.8020.8537.8657.4359.5661.4557.7942.0624.4617.60
20243.116.065.2826.9938.2251.8260.4761.5860.1842.3330.368.05
2025-6.49-9.75-0.1722.0536.6949.9360.9061.3255.4045.4228.48-3.54
2026-7.69-3.36-3.8317.9132.1149.4563.5361.07MMMM

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
1984MMMMMMMM40.9140.8020.306.38
1985-11.31-4.8417.7231.1942.5151.4761.7360.4550.1840.6514.090.04
19863.462.1716.4429.3942.5453.0062.9263.4150.1540.4214.039.32
19876.5412.6516.7035.2746.3459.9063.7061.4756.5539.0828.9415.10
1988-9.22M10.7730.0742.3161.7166.7565.2053.3440.0024.925.06
1989-0.20-1.886.5925.8940.8454.1768.7765.6754.5441.3616.49-5.17
19901.06-3.6817.8024.9037.6852.5462.8065.2254.2139.1323.96-1.99
1991-6.926.1314.4433.2643.1259.6764.8067.1853.0135.0814.677.86
19925.144.6214.7427.4138.5551.1958.6961.6551.1640.5227.152.67
19930.662.0217.9432.4341.1153.9660.9963.4549.7636.1020.586.06
1994-14.07-6.9818.2127.0439.4655.9463.0562.2758.9745.6031.0511.56
19950.80-2.6015.1123.3839.4560.3463.2464.8154.2142.5915.961.42
1996-10.890.924.4224.3136.2851.4464.9566.2256.8240.2915.72-2.59
1997-6.881.299.0523.3835.9152.6264.9364.6856.3547.04MM
1998MMMM43.5056.2767.0468.6157.2343.7728.338.92
19990.1913.1020.5234.5842.6056.8365.0664.8253.5639.8632.3314.32
2000-1.979.7922.7928.9542.6652.6564.8764.6758.65MMM
2001MMMMM54.3666.1466.4857.7742.2331.3113.39
20022.218.295.3823.5236.1054.1968.3764.0554.8234.3721.4111.43
2003MMMMMM30.10MM45.7030.6514.15
2004-6.92M14.0229.0535.9150.2662.6858.9355.7545.0129.96-2.45
2005-4.841.529.7433.7542.1259.8765.1163.5657.1344.9228.9912.82
200611.83-2.0616.0334.7844.3160.6767.9366.5555.6940.3321.3113.70
20071.30-2.5816.4828.5842.0555.1367.3063.7552.9444.7416.464.23
20080.41-10.058.6031.5537.8755.6663.9568.3357.1943.3929.37-7.57
2009-2.351.5411.5328.4937.1452.0060.5362.6263.7740.6136.234.01
20105.405.3923.6635.9145.0058.4165.7765.6653.2947.2127.987.95
2011-3.201.136.6228.1139.9250.0058.75MMM22.4114.75
20125.909.1025.0532.9845.4949.9571.7266.3756.7140.0721.091.26
2013-3.451.328.1621.2838.1854.4965.2067.7560.3442.2824.07-7.05
2014-6.53-5.944.6523.5338.2152.7763.1665.3754.2843.5216.828.80
2015-0.42-8.6915.7529.5640.4157.8067.0164.6658.4246.1531.3018.57
20166.304.1919.7825.5044.6357.8166.1965.6358.0542.8537.167.99
20179.158.9515.0330.6741.9155.3873.8967.5957.3644.5819.713.48
2018-1.09-3.0317.5721.4941.6959.2965.3063.5249.7436.8417.6710.66
2019-5.15-8.2113.8027.9037.8656.3666.5164.1555.6039.2521.505.35
20205.945.0612.5024.2437.5154.6968.3066.7653.7436.8323.8412.58
202110.60-3.9620.7230.8438.1557.4568.5363.0959.3748.4730.234.41
2022-5.05-8.2611.9326.0538.2451.1465.3265.3058.5643.7125.494.87
20234.91-1.066.1928.0843.9363.0463.7065.2361.4645.5028.7622.68
20248.0012.9613.5833.9643.0856.0166.1266.3064.1246.5133.3912.69
20250.72-2.069.7929.0743.6854.8565.4365.5059.8348.7531.711.64
2026-0.865.155.9126.1639.1554.9968.3765.16MMMM

Average Relative Humidity [%]

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
1984MMMMMMMM72.1%78.9%82.8%78.4%
198574.7%75.2%75.5%74.0%76.3%76.6%73.0%75.4%73.4%75.9%78.3%80.9%
198680.2%78.8%76.9%79.1%72.3%73.8%74.6%68.9%75.0%75.4%78.9%81.3%
198778.0%82.1%74.7%74.7%73.3%70.7%72.8%68.7%72.5%71.9%76.3%81.4%
198871.5%MM69.4%72.5%69.4%70.4%69.2%70.4%72.5%81.4%75.9%
198974.7%73.2%68.2%70.1%68.0%71.7%69.1%70.5%68.6%71.4%78.6%72.8%
199077.0%72.1%69.3%74.3%70.3%77.0%75.8%71.2%73.5%73.6%78.4%75.7%
199173.7%75.3%74.9%75.9%75.1%71.5%73.4%72.0%68.5%73.4%76.5%74.9%
199276.7%73.8%72.8%72.3%74.3%70.6%72.6%69.8%64.9%69.5%77.8%76.9%
199375.8%72.5%72.4%66.3%70.4%71.9%77.0%71.0%62.7%78.1%81.5%84.0%
199476.3%75.6%78.2%71.7%77.3%77.3%79.9%72.2%72.9%76.7%78.8%85.2%
199580.0%76.2%76.9%73.8%71.0%74.3%74.8%71.9%78.5%82.5%85.7%88.8%
199684.4%85.3%81.6%78.9%81.7%89.3%MMMMMM
1997MMMMMMMMMMMM
1998MMMMMMMMMMMM
1999MMMMMMMM81.4%82.6%85.3%88.7%
200088.3%84.8%80.7%80.7%83.3%82.3%81.1%77.7%78.1%MMM
2001MMMMM83.4%77.9%74.7%73.3%73.2%84.5%85.1%
200280.4%80.3%74.6%82.1%75.3%80.5%73.8%78.4%77.7%75.8%83.2%81.8%
2003MMMMMMMMM79.2%M79.4%
200479.7%M82.0%77.7%75.6%80.7%79.8%76.3%81.3%79.9%80.0%80.8%
200580.3%79.0%79.4%79.7%78.6%77.3%77.6%75.9%75.5%82.2%83.3%86.9%
200689.0%79.2%81.1%79.2%83.3%76.1%74.7%73.3%73.3%76.9%83.3%83.4%
200780.9%75.9%78.6%73.8%80.1%80.0%76.7%70.3%78.0%78.7%80.8%82.0%
200879.6%75.2%M73.1%73.4%76.9%78.2%72.8%73.1%59.1%83.5%74.0%
200977.3%79.1%76.3%80.3%75.0%79.1%76.0%77.1%74.2%77.2%77.3%79.7%
201079.3%78.9%82.2%75.7%76.5%76.1%76.5%75.6%71.4%73.6%82.4%80.4%
201178.1%75.7%73.2%78.7%76.4%74.2%68.0%MMM79.3%80.8%
201279.7%78.6%77.5%71.7%73.1%65.3%70.0%71.5%69.6%78.0%81.7%80.0%
201376.7%76.8%76.5%73.6%74.4%78.3%76.2%80.7%72.8%75.7%81.7%75.1%
201477.1%74.7%75.1%73.0%79.4%79.6%77.7%77.7%74.8%80.8%78.8%83.6%
201578.4%72.1%77.7%74.9%72.5%76.7%76.7%77.6%75.5%76.8%83.0%84.3%
201680.6%77.4%76.2%72.3%77.1%76.0%77.6%73.2%74.1%82.7%83.5%81.1%
201782.1%76.7%77.2%75.6%76.4%78.5%75.0%69.6%72.1%75.2%80.1%79.6%
201878.6%74.0%74.9%71.1%76.7%78.5%78.4%75.6%72.7%77.3%80.8%83.9%
201979.0%75.6%78.8%78.3%78.5%75.8%77.4%74.3%76.5%82.9%84.6%84.1%
202084.3%78.2%78.8%79.3%79.7%85.5%82.5%79.0%76.8%78.3%87.6%86.5%
202185.8%77.7%78.6%79.6%83.8%85.8%82.2%87.6%83.2%86.6%87.2%84.4%
202280.9%78.1%82.8%84.8%91.1%89.4%91.4%84.4%72.5%75.7%81.8%80.6%
202383.7%76.2%73.4%74.9%78.5%80.8%76.3%78.7%78.8%79.7%80.6%84.4%
202481.8%81.8%76.0%77.0%83.9%79.7%80.7%76.7%77.0%70.6%85.5%85.5%
202580.8%77.4%75.5%78.2%75.7%79.6%74.9%82.2%77.3%79.2%78.0%79.9%
202680.7%82.8%78.1%80.0%79.8%85.6%80.6%73.3%MMMM

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