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
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
19880.000.000.000.000.000.000.000.000.000.000.000.00
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
19970.000.000.000.000.000.000.000.000.000.000.000.00
19980.000.000.000.000.000.000.000.000.000.000.000.00
19990.000.000.000.000.000.000.000.000.000.000.000.00
20000.050.000.000.000.00M0.000.000.000.000.000.13
200114.911.590.0014.8119.980.404.1525.0251.380.000.000.00
20020.000.009.379.590.410.040.000.000.000.000.000.00
20030.000.000.000.000.000.000.000.000.000.000.000.00
2004MMMMMMMMMMMM
2005MMMMMMMMMMMM
2006MMMMMMMMMMM0.00
20070.000.055.205.612.701.472.002.751.889.887.827.21
20085.725.595.232.772.532.631.334.490.316.677.273.68
20096.080.674.320.391.372.110.652.096.374.1712.412.23
20106.303.617.315.291.852.090.461.467.7711.367.247.10
20117.185.206.595.833.960.000.000.000.001.089.270.00
20120.000.000.000.000.000.000.000.000.001.7910.319.73
20137.6410.965.816.603.332.820.152.125.741.262.933.51
20143.023.624.365.442.131.442.270.382.3610.485.584.44
20155.742.795.116.530.350.350.933.344.557.815.4711.33
20167.129.7910.026.790.742.923.211.435.677.1415.126.81
20179.685.679.606.304.513.671.401.523.664.647.163.79
20189.225.666.243.971.985.050.540.666.363.106.9411.65
201910.132.063.414.290.691.622.833.016.185.384.2810.42
202013.129.226.291.892.505.18MM3.654.598.697.48
20219.556.627.222.584.202.970.811.276.967.965.413.52
20222.262.515.885.374.364.302.141.072.314.845.145.43
20238.329.894.007.460.450.942.362.644.564.148.6210.12
20245.513.914.334.694.063.801.222.474.658.738.076.69
20253.304.397.583.067.121.530.01MMMMM

Average Wind Speed [MPH]

YearJanFebMarAprMayJunJulAugSepOctNovDec
198525.48.719.419.718.419.621.324.018.421.918.822.9
198631.820.026.018.522.421.920.421.515.522.725.124.8
198730.827.221.222.224.820.818.120.520.519.031.324.9
198823.43.825.220.520.716.317.919.119.922.627.424.3
198927.013.423.020.113.422.118.618.018.320.223.427.9
199025.422.412.30.70.00.022.817.418.625.117.518.8
199114.418.419.221.123.718.223.822.322.522.131.229.2
199231.725.717.620.823.320.522.323.720.624.032.023.9
199323.623.319.826.621.818.121.120.819.918.226.227.2
199420.719.018.719.716.215.919.514.518.320.026.329.5
199525.924.223.321.223.623.017.015.917.920.024.731.0
199623.322.821.028.422.018.4MMMMMM
1997MMMMMMMMMMMM
1998MMMMMMMMMMMM
1999MMMMMMMM28.023.130.117.4
200023.624.134.323.920.7M18.023.016.223.621.924.9
200133.021.324.821.224.815.722.325.323.720.730.633.8
200228.58.920.719.219.421.323.723.410.916.426.227.8
200329.314.826.317.418.020.818.312.418.122.319.728.6
200425.321.624.816.815.918.621.715.218.421.020.822.0
200524.520.024.120.520.416.421.919.817.026.621.024.7
200626.420.120.921.019.320.119.424.120.618.822.634.8
200729.633.132.927.523.610.813.015.919.722.923.425.5
200823.122.924.517.221.122.122.523.523.724.830.123.2
200922.422.523.825.33.615.320.320.122.024.323.722.9
201030.625.924.621.119.418.027.918.718.326.026.427.6
201123.623.424.619.117.515.014.217.120.420.124.827.7
201227.427.923.720.417.512.018.818.518.416.124.322.6
201322.822.719.921.417.816.124.718.816.017.022.821.8
201423.720.122.120.817.721.220.119.321.227.221.426.4
201526.520.221.820.423.020.819.719.817.421.019.627.3
201628.730.125.120.215.816.620.924.719.624.230.420.2
201727.516.622.419.319.022.616.217.617.820.126.120.4
201827.320.916.522.618.616.621.318.618.220.822.826.3
201927.818.115.122.225.017.514.117.817.122.820.723.8
202027.920.017.719.712.46.1MM17.817.726.830.1
202128.122.627.518.321.924.327.411.521.722.029.321.2
202227.222.024.121.620.017.417.821.716.520.719.423.4
202326.428.517.923.719.619.715.517.221.322.322.929.4
202430.719.320.817.918.418.123.115.718.422.123.730.4
202521.121.820.221.621.423.719.0MMMMM

Average Daily High Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
198546.2742.9343.2745.6350.6853.3056.3255.8756.0051.6840.1745.19
198646.7744.0047.0046.1349.1354.4054.6557.3556.0755.1049.4647.81
198745.3247.0447.7447.2249.5852.2755.7756.3556.5255.4250.1745.29
198845.7445.9345.8147.3750.6552.9055.9757.0056.4055.0648.1346.23
198943.1639.9347.2638.2550.3251.4855.7456.4557.9752.1047.5346.23
199043.9741.4652.2748.3749.6153.4057.2961.6559.6350.8147.6742.16
199142.9447.5443.3246.9050.1954.0056.8458.1059.3352.7449.2746.82
199246.3948.7248.5549.8752.2655.0357.1658.1356.2353.1348.8743.94
199342.5246.2547.2948.0355.0355.9755.9059.2655.9355.1647.9346.68
199447.0342.8246.9748.7352.7455.4756.9061.3958.8352.4845.9744.74
199549.1046.8646.3248.9051.8154.8058.5258.2661.3053.7450.5747.13
199642.5545.8646.3247.9749.3252.9354.2956.7355.3850.7344.1439.83
199742.1142.8040.3940.7552.5753.5956.8459.7959.7653.7052.8950.67
199845.8050.1047.3847.5247.4044.0045.9646.0447.00M47.0844.50
199944.2743.7042.6245.5443.5044.9346.5548.0049.3947.0647.5046.84
200042.6545.1445.8347.5348.45M58.7156.6557.0352.6447.9345.11
200146.0944.3544.7846.6847.7452.6054.3556.7956.3452.2748.5446.95
200245.1345.2946.0947.1449.3554.4955.9657.8757.8053.0651.6012.32
200310.8734.5845.3247.8450.6353.8357.6558.8458.5353.7746.1345.84
2004M45.60MMM56.9657.1559.0455.3550.6647.2945.13
200547.9945.8947.1748.5454.2655.5057.27M54.5052.8747.0246.61
200645.5642.7241.8844.3349.1453.0554.0755.1954.6347.1643.6143.62
200743.8045.7644.0546.6349.6652.7059.8759.9456.0451.5647.2943.14
200842.2143.5942.6344.7550.3451.0954.2956.0555.7651.3249.5241.36
200943.3843.8141.8545.8049.8457.7355.0858.3258.1652.4347.9644.16
201047.6148.1946.5547.6549.4853.3854.5758.4457.0753.9646.6845.32
201144.1741.2645.1044.5049.0853.3156.8458.3057.5452.2945.9045.16
201242.6545.5142.9347.3148.2652.6656.3258.7756.7752.2148.6944.44
201344.6144.1245.2946.7451.6056.0556.7959.1660.6853.3748.1643.86
201447.1842.7946.1648.8554.9054.5357.7660.5960.4156.5951.6949.05
201549.1350.0749.6649.4551.6456.3060.9260.3257.4857.1448.4746.20
201647.4349.1348.9651.8953.0555.7457.5856.9456.6053.7951.3343.59
201744.3943.0143.5248.3851.0754.3058.4460.1860.2354.2048.5946.59
201846.5842.8246.3949.2352.8255.5557.5358.7657.3354.0550.7947.39
201948.2440.8649.0349.0752.1255.2560.8861.1760.0052.3849.8346.68
202044.2144.1343.7547.7054.2554.18MM63.7354.6948.3247.79
202145.9042.9644.3548.9550.2557.8457.6959.7657.7752.0548.0740.51
202243.5144.4645.7946.5848.6855.3059.2359.7960.7056.7145.7842.91
202346.7242.8745.1846.3054.1054.7059.1963.4057.5855.4649.9349.17
202446.1646.5747.3848.1451.6954.1758.0560.8057.8053.4947.9648.84
202545.2243.6246.8148.2951.2452.7055.94MMMMM

Average Daily Low Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
198541.3337.9338.4740.3344.9048.8051.9751.8150.2746.6533.6040.00
198640.9037.1442.8441.0345.1350.1051.3552.8152.0051.4844.6143.52
198740.6541.9342.5242.9345.5849.0351.8452.9052.2450.4845.8039.94
198840.5241.6640.5241.8045.4848.6052.0652.9050.9749.9442.9740.48
198936.8133.8631.06-18.9645.5847.3952.7153.6851.8347.6842.7343.03
199038.1935.2138.1944.5046.2950.0753.5856.0354.3745.8741.3035.81
199139.0642.6438.1340.9344.9448.7052.2353.1653.3346.6543.8342.11
199241.4542.8344.4243.9347.1951.0753.1953.7151.4049.0344.6739.13
199337.8441.0041.7443.8749.3551.5753.0054.6551.0050.0042.5342.84
199443.8137.3641.2344.8047.0651.2753.1056.4854.3346.9739.7339.90
199543.7741.5741.0643.5747.6850.4754.1053.7756.3749.3945.0342.77
199637.7740.2842.1944.0345.8449.7151.9654.1752.4147.0741.2935.03
199738.9639.3634.0033.8848.2150.8352.0856.0755.9750.2749.5045.50
199842.5345.5043.3343.4445.0842.1343.7143.6745.50M43.3340.82
199940.3639.7838.9242.0040.7342.4445.2746.0046.0942.7143.1341.23
200037.5041.3442.3342.9444.94M54.8654.0752.5348.7044.2140.59
200141.5139.3039.8342.0144.2348.6951.4853.9952.1547.3043.9040.99
200240.1439.4831.6039.7244.3449.6253.0053.1352.8047.4546.838.68
20037.6829.7540.5840.6846.2349.9653.5553.9053.6049.4241.7341.03
2004M43.55MMM55.2455.8958.1454.6949.8946.1343.23
200539.9840.5642.2542.8649.2951.0553.34M50.4048.0141.6342.48
200640.1939.7939.2443.1448.0452.0653.2953.7653.3046.9041.7542.29
200737.8340.1038.8241.7444.8048.2453.8655.1151.8146.5241.6337.44
200836.6738.7737.6538.7344.6446.4149.8752.0451.0346.1844.6735.38
200938.2837.7536.0440.6144.3751.0550.7752.7452.6947.3441.6539.20
201043.2843.3040.4541.3744.7648.3950.1452.5751.8949.2840.9239.78
201139.5335.5839.5638.9044.2849.3552.2653.8651.8647.5340.6640.44
201236.8040.2237.3042.4043.8548.3751.7153.0351.7047.0343.8439.39
201340.6940.2940.4142.2846.9651.0052.2754.8054.6948.7243.6239.10
201441.0636.5540.6643.6049.1849.6953.3253.9854.1751.7345.2343.79
201544.7245.1344.7943.1447.3151.2754.4955.2452.7551.8543.2741.59
201643.0243.4343.3846.1847.9450.3953.8152.6851.6748.4646.7837.84
201739.5436.8337.9142.6546.5549.8052.6854.3053.7748.3042.6941.26
201841.0838.1739.6743.1448.1350.1052.7253.5752.5049.4046.1541.18
201942.7233.8741.2443.8647.3649.8855.7356.4054.6847.2245.4342.05
202038.0039.6038.5942.6448.0749.33MM56.3449.2742.9942.67
202140.4837.4939.3542.1544.8850.8052.3753.7552.5846.7343.7434.39
202238.5340.4041.0440.1744.0549.7353.3854.7554.7050.6739.6237.28
202341.9337.4938.3040.2848.3448.7453.5356.2752.0449.7245.4343.65
202441.0740.7240.8542.0246.2048.9952.4154.5552.5248.0042.9443.84
202541.1338.5840.9043.5846.2349.0651.64MMMMM

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
198543.8040.4340.8742.9847.7951.0554.1553.8453.1349.1636.8842.60
198643.8440.5744.9243.5847.1352.2553.0055.0854.0353.2947.0445.66
198742.9844.4845.1345.0747.5850.6553.8154.6354.3852.9547.9842.61
198843.1343.7943.1644.5848.0650.7554.0254.9553.6852.5045.5543.35
198939.9836.8939.169.6547.9549.4354.2355.0654.9049.8945.1344.63
199041.0838.3445.2346.4347.9551.7355.4458.8457.0048.3444.4838.98
199141.0045.0940.7343.9247.5651.3554.5355.6356.3349.6946.5544.46
199243.9245.7846.4846.9049.7353.0555.1855.9253.8251.0846.7741.53
199340.1843.6244.5245.9552.1953.7754.4556.9553.4752.5845.2344.76
199445.4240.0944.1046.7749.9053.3755.0058.9456.5849.7342.8542.32
199546.4444.2143.6946.2349.7452.6356.3156.0258.8351.5647.8044.95
199640.1643.0744.2646.0047.5851.3253.1255.4553.9048.9042.7137.43
199740.5441.0837.1937.3150.3952.2154.4657.9357.8651.9851.2048.08
199844.1747.8045.3545.4846.2443.0744.8444.8546.25M45.2142.66
199942.3241.7440.7743.7742.1243.6945.9147.0047.7444.8945.3244.03
200040.0843.2444.0845.2346.69M56.7955.3654.7850.6746.0742.85
200143.8041.8242.3044.3545.9950.6552.9155.3954.2549.7946.2243.97
200242.6342.3938.8543.4346.8452.0654.4855.5055.3050.2649.2210.50
20039.2732.1742.9544.2648.4351.9055.6056.3756.0751.6043.9343.43
2004M44.58MMM56.1056.5258.5955.0250.2846.7144.18
200543.9943.2344.7145.7051.7853.2855.30M52.4550.4444.3344.54
200642.8841.2540.5643.7348.5952.5553.6854.4853.9647.0342.6842.95
200740.8242.9341.4344.1947.2350.4756.8757.5253.9349.0444.4640.29
200839.4441.1840.1441.7447.4948.7552.0854.0453.3948.7547.1038.37
200940.7440.7838.9443.2047.1054.3952.9355.5355.4249.8844.8141.68
201045.4545.7443.5044.5147.1250.8952.3555.5154.4851.6243.8042.55
201141.8538.4242.3341.7046.6851.3354.5556.0854.7049.9143.2842.80
201239.7342.8640.1144.8546.0550.5254.0255.9054.2449.6246.2641.91
201342.6542.2142.8544.5149.2853.5254.5356.9857.6951.0445.8941.48
201444.1239.6743.4146.2352.0452.1155.5457.2857.2954.1648.4646.42
201546.9247.6047.2246.3049.4753.7857.7157.7855.1254.4945.8743.89
201645.2246.2846.1749.0450.4953.0655.7054.8154.1451.1249.0540.71
201741.9739.9240.7245.5248.8152.0555.5657.2457.0051.2545.6443.93
201843.8340.4943.0346.1850.4752.8255.1256.1654.9151.7248.4744.28
201945.4837.3745.1346.4749.7452.5658.3058.7957.3449.8047.6344.37
202041.1041.8741.1745.1751.1651.75MM60.0351.9845.6545.23
202143.1940.2241.8545.5547.5654.3255.0356.7555.1749.3945.9037.45
202241.0242.4343.4243.3846.3652.5256.3157.2757.7053.6942.7040.09
202344.3240.1841.7443.2951.2251.7256.3659.8454.8152.5947.6846.41
202443.6243.6544.1145.0848.9551.5855.2357.6755.1650.7545.4546.34
202543.1741.1043.8545.9348.7350.8853.79MMMMM

Average Relative Humidity [%]

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
198593.3%88.6%80.3%82.7%85.9%84.0%88.9%88.4%84.7%85.6%77.8%86.3%
1986MM87.1%89.8%MMMMMMMM
1987MMMMMMMMMMMM
1988MMMMMMMMMMMM
1989MMMMMMMMMMMM
1990MMMMMMMMMMMM
1991MMMMMMMMMMMM
1992MMMMMMMMMMMM
1993MMMMMMMMMMMM
1994MMMMMMMMMMMM
1995MMMMMMMMMMMM
1996MMMMMMMMMMMM
1997MMMMMMMMMMMM
1998MMMMMMMMMMMM
1999MMMMMMMMMMMM
2000MMMMMMMMMMMM
2001MMMMMMMMMMMM
2002M76.6%86.3%100.0%MMMM89.9%89.1%87.7%90.0%
200391.8%83.1%85.9%83.9%85.4%90.4%92.5%90.4%89.0%87.8%78.0%82.9%
200491.5%85.1%82.9%80.6%84.5%84.9%95.8%92.9%88.8%87.7%91.6%88.6%
200580.2%81.0%85.5%89.0%85.7%87.8%93.7%95.7%87.6%88.2%86.1%85.2%
200687.9%72.0%81.9%81.9%82.7%88.6%93.3%91.2%90.8%88.5%84.9%86.2%
200789.2%88.6%88.6%84.4%86.9%90.7%91.1%88.2%91.0%90.2%86.3%85.5%
200885.4%87.9%83.8%79.6%85.6%86.6%MMMMMM
2009MMMMM87.4%96.3%92.7%86.6%86.6%86.8%74.9%
201091.2%83.2%83.4%80.9%86.5%88.3%91.3%90.2%94.1%88.9%81.8%82.9%
201189.8%82.6%85.5%83.1%86.6%91.1%93.3%92.4%92.1%85.2%85.1%88.4%
201287.4%84.5%83.9%85.7%85.6%90.5%92.6%92.9%90.4%87.2%84.6%83.1%
201386.6%88.9%82.5%84.2%88.0%89.0%90.3%93.7%85.6%84.2%82.0%88.1%
201480.5%80.0%80.0%83.7%80.9%87.3%92.4%92.4%88.2%89.0%75.7%79.8%
201590.2%85.0%86.2%81.0%88.3%87.9%88.0%88.6%86.7%87.8%77.4%85.3%
201685.5%87.1%83.3%84.8%85.2%90.6%96.6%96.7%93.7%89.6%91.7%M
2017MMMMMMM92.2%86.5%83.8%81.3%79.3%
201886.6%80.5%80.8%82.4%86.8%88.9%91.5%93.6%90.0%85.4%88.2%85.4%
201984.7%67.5%76.2%80.7%85.9%86.5%85.9%88.6%83.1%81.8%79.9%69.8%
202075.3%MMMMMMM84.7%85.6%82.2%85.9%
202183.9%82.3%82.8%81.7%88.5%90.2%92.5%90.1%89.6%81.7%82.4%79.0%
202288.7%83.7%88.0%83.7%MMMMMMMM
2023MMMMMMMM88.0%82.2%83.8%88.9%
202483.6%79.4%81.4%77.7%86.2%89.6%92.5%91.5%89.6%87.7%87.9%88.8%
202593.6%79.6%MMMMMMMMMM

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Monthly Plot