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 (USC00291939) 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
1987MMMMMM0.000.000.000.000.000.00
19880.00MMMMMMMMMMM
1989MMMMMMMMMMMM
1990MMMMMMMMMMMM
1991MMMMMMMMMMM0.00
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
19940.000.000.020.000.000.000.000.000.000.000.000.00
19950.000.000.000.000.000.000.000.000.000.000.000.00
19960.000.000.000.000.000.003.143.151.060.780.400.02
19970.020.260.044.150.9811.501.245.751.931.280.261.45
19980.020.310.910.450.000.320.971.710.346.680.390.25
19990.290.000.941.052.552.013.621.691.580.190.000.12
20000.000.001.310.420.102.292.860.000.000.000.000.00
20010.000.006.830.1110.132.545.663.3012.755.982.070.08
20021.230.000.610.240.051.160.4312.942.214.591.360.26
20031.3510.1210.270.030.090.610.012.651.106.769.440.01
20040.250.311.282.089.861.990.150.000.000.241.720.08
20051.460.370.500.632.0410.321.665.680.780.662.890.00
20060.020.190.710.241.321.040.504.9111.061.470.001.55
20070.460.002.990.052.5610.4610.171.030.560.000.038.91
20080.000.080.000.391.811.261.762.780.432.990.000.00
20090.000.350.140.410.220.583.922.620.751.710.071.93
20100.410.760.210.831.992.723.872.610.760.640.920.01
20110.000.090.020.010.190.480.241.720.660.900.071.48
20120.000.020.080.084.412.522.200.270.590.410.010.05
20130.340.020.020.000.182.421.671.222.100.030.340.11
20140.10M0.080.151.940.94M0.321.730.010.02M
20151.000.020.250.234.070.911.100.470.571.17M0.01
20160.040.01M0.871.764.621.623.076.18MMM
2017MMMMM0.564.215.682.182.930.000.00
20180.000.000.120.392.122.154.443.512.474.550.060.82
20190.100.180.871.281.891.951.002.501.893.551.100.52
20200.430.161.160.120.001.133.160.180.090.510.090.00
20210.180.020.050.182.352.883.343.210.280.450.000.01
20220.090.000.240.001.540.490.913.000.152.170.350.25
20230.290.090.020.036.081.292.240.740.592.040.400.60
20240.420.510.021.071.352.252.191.541.361.426.060.00
20250.180.030.171.592.154.501.42MMMMM
NCEI Climatology0.680.430.980.841.972.422.973.842.032.540.670.73

Average Wind Speed [MPH]

YearJanFebMarAprMayJunJulAugSepOctNovDec
1987MMMMMMMMMMMM
1988MMMMMMMMMMMM
1989MMMMMMMMMMMM
1990MMMMMMMMMMMM
1991MMMMMMMMMMM0.0
19920.03.710.79.79.78.99.79.58.510.012.212.7
199311.012.712.513.612.511.50.39.311.211.310.912.9
199411.712.613.113.311.410.410.29.39.710.712.710.0
199512.612.613.614.214.612.09.59.310.411.112.712.1
199614.013.413.514.813.510.19.18.38.711.510.013.5
199713.310.912.813.911.610.59.58.99.111.810.012.6
199812.411.113.613.511.712.68.88.38.410.811.311.3
199913.213.312.715.512.311.29.57.510.210.710.212.6
200013.114.215.314.313.812.69.59.510.710.911.912.7
200112.013.012.414.712.011.49.48.05.911.212.011.6
200211.613.414.213.613.813.39.67.99.710.011.111.3
200311.412.112.814.013.011.510.59.710.710.512.813.1
200411.911.812.812.313.012.39.99.210.111.812.512.5
200510.610.713.513.011.311.810.89.09.910.012.212.0
200613.713.013.714.511.512.09.79.310.211.611.811.5
200710.912.811.112.610.810.68.510.310.712.311.412.3
200813.313.215.114.214.013.99.98.89.111.311.813.8
200912.913.414.614.411.611.29.710.18.711.710.111.0
201011.410.213.814.613.512.010.19.410.410.812.012.9
201112.013.812.215.015.013.910.59.310.211.812.912.5
201213.514.413.113.112.812.99.79.49.911.411.613.7
201311.613.713.414.613.813.210.49.19.411.112.211.9
201413.312.814.515.712.89.79.38.510.510.212.911.3
201511.312.610.112.510.49.79.29.310.310.411.613.7
201611.511.913.312.312.79.610.69.69.910.610.812.8
201712.213.312.413.912.711.09.88.39.511.912.511.4
201811.512.112.614.311.412.28.99.19.710.512.011.6
201912.213.611.811.912.411.810.08.910.511.612.510.9
202011.612.212.411.412.113.49.79.810.212.813.012.6
202111.611.713.712.814.111.07.88.710.010.510.613.3
202212.412.712.714.413.612.39.48.09.69.412.012.2
202312.514.913.313.012.010.210.29.89.010.610.911.2
202410.713.312.613.712.911.99.79.49.010.711.310.4
202511.111.513.612.911.511.08.7MMMMM
NCEI ClimatologyMMMMMMMMMMMM

Average Daily High Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
1987MMMMMM93.0078.0069.0073.0060.0049.00
1988MMMMMMMMMMMM
1989MMMMMMMMMMMM
1990MMMMMMMMMMMM
1991MMMMMMMMMMMM
1992M56.0059.4165.2269.0778.1986.5883.3578.1373.4551.2746.06
199347.1349.7161.9471.4379.0085.5890.0086.3282.3369.6855.5053.35
199450.9757.3763.1670.2377.0692.3090.2388.5282.8370.1959.3754.13
199551.4860.0061.5869.3074.7484.8391.3988.8778.6773.0063.7752.19
199652.5560.1461.2373.1787.7788.2788.8484.9777.4071.4259.1257.03
199746.0650.2168.0363.0376.6585.1190.3587.2383.9371.1053.8245.06
199853.7152.1159.4267.9386.1393.3093.7787.6588.3771.6861.6751.84
199954.6861.5759.6267.6375.8485.3088.4288.6878.9372.8467.5351.10
200056.2863.9163.4573.4986.6183.3790.4591.8987.7767.9451.0045.35
200142.3156.7156.9474.0278.8391.1394.9188.3783.0374.5460.4353.22
200253.6754.5461.9574.4883.5992.3990.5291.0380.5264.3055.8548.45
200355.3553.1966.0074.7482.7583.2693.2791.2680.2975.2261.7955.07
200453.6550.2865.9067.2085.4589.5689.0384.7280.2269.7352.8752.72
200553.9854.6159.6570.8177.9090.4590.2184.7483.9070.4665.6554.92
200659.8758.3662.6677.0684.7291.3492.2185.4876.9469.8663.6849.94
200751.5157.7564.6466.3274.7483.6687.4591.2385.7077.9663.1451.85
200851.9260.2463.0872.4480.7292.9086.8786.7579.7072.2462.6054.76
200956.6862.0266.2671.4280.4390.5089.9589.7780.0668.5264.4044.70
201051.5145.6361.8570.8278.8692.2486.4190.3587.3874.9161.2855.81
201153.7753.5470.8577.6082.0596.3295.8496.3483.8474.8561.3843.26
201257.6653.7971.0878.7482.2893.1491.9892.2783.9073.2867.4655.34
201350.9355.1265.7971.0581.2091.2887.2890.1882.9472.3058.1050.29
201454.3055.6663.7672.5680.8384.9880.3090.0178.2075.4958.4052.21
201544.6555.8564.5772.6874.3685.9489.8991.7587.9871.0860.5054.35
201652.3262.1768.2371.4879.6788.8296.6387.8681.7478.9263.9253.25
201752.6764.5372.5972.6880.3191.3692.9881.5679.5371.8167.7053.29
201853.0059.3067.8171.7088.0689.0390.2387.8480.6766.9757.2050.39
201952.6157.2160.3273.2777.7788.6394.7494.5887.9366.2958.5755.71
202054.1953.1765.7171.9785.4893.7095.2696.2083.1374.0665.5355.00
202150.2352.1665.1370.4379.5589.8086.8187.2086.2376.7466.6362.42
202253.9752.3664.3676.5787.0091.0397.1987.6787.0770.1056.1753.74
202352.9058.0764.4872.9780.4587.3396.4895.9787.2373.9763.2356.55
202449.2359.8365.0673.5083.6890.7192.0095.5286.2379.7461.7058.39
202544.7758.6169.0072.0077.8487.5385.25MMMMM
NCEI Climatology52.7157.4265.1072.7081.7091.1092.2090.8083.5073.3061.4053.19

Average Daily Low Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
1987MMMMMM74.8067.3361.5055.2547.7142.50
1988MMMMMMMMMMMM
1989MMMMMMMMMMMM
1990MMMMMMMMMMMM
1991MMMMMMMMMMMM
1992M44.0045.0049.3952.5058.6260.0059.1351.7042.8126.0723.39
199324.1924.2932.4240.4049.8758.6273.0061.1051.7040.4528.9325.68
199422.8324.6733.7439.0352.5561.1062.4561.0354.6345.0034.1731.00
199527.4230.5433.9738.4349.5256.2762.1362.9055.9742.6133.4026.97
199620.5829.7128.4539.7054.9060.9764.2362.2952.9741.3231.4224.45
199723.6125.5032.2937.3350.1359.0061.9461.7758.0743.9427.3621.65
199826.4527.8629.0636.4750.4557.3064.0661.3258.7346.9435.8725.23
199927.0029.1132.5240.0748.1957.9761.5862.0053.9741.3934.5323.26
200025.2630.4033.3241.6452.1360.3063.3962.4854.4045.9028.2020.97
200123.4527.7934.2642.8550.3458.3664.3761.7153.4541.2636.3424.13
200224.5722.6526.3642.9348.5560.2662.7362.6854.3243.0131.0125.18
200324.9424.9232.7740.3050.9158.0662.9962.9554.0546.9934.1723.36
200424.8722.7237.5840.4749.5858.2661.9259.0553.5944.8932.7525.26
200527.9931.2631.4538.9350.2158.8460.8161.8757.2044.1330.3323.21
200626.0224.8033.7446.0153.0861.1064.3463.6551.6243.8532.8425.44
200720.9725.7037.0437.7049.8857.3861.0963.2457.8045.6831.8225.67
200821.2626.1731.8237.8249.4859.6662.8961.5552.8843.2632.1823.81
200923.1227.8234.6739.2650.4160.3263.4762.3153.4240.4233.3821.43
201022.2525.1932.0041.3049.1962.2463.4762.6658.8844.8929.7226.95
201119.3421.1434.3242.0249.0161.6467.5867.0155.4044.8333.8626.02
201226.3127.1036.3546.1652.2662.1864.2363.8255.5843.0335.0625.55
201323.7025.9332.8136.5750.9362.5462.6662.8357.9841.2330.9822.83
201420.1025.3130.9040.4049.5461.2765.3062.1958.0445.8227.8026.54
201524.6326.2134.0940.7650.1960.4463.4162.3160.0249.1332.0027.24
201625.2128.4634.3240.7047.0460.3864.9261.3256.7846.6336.1423.93
201725.9631.8136.1242.6847.3359.7663.4461.9655.3443.7736.4622.81
201820.7724.2134.5536.7053.4261.7363.3961.5554.6744.0328.8723.94
201923.6825.0030.4240.4748.2357.3063.4264.1060.5737.7129.5326.55
202026.2324.3138.2137.8050.7759.3365.9763.1649.8040.2334.9022.23
202123.4820.1030.8137.8050.4561.8362.7763.0356.3742.6832.6329.42
202220.1019.0428.9440.8350.7161.7066.8164.4157.2045.7729.7025.90
202325.1626.0032.0337.3051.3558.6064.7164.8758.9344.5533.5727.55
202420.8729.4533.4540.7351.1963.7363.4865.0356.3348.4234.8330.06
202518.1924.3233.9043.1048.7161.0063.62MMMMM
NCEI Climatology25.9929.0035.2142.1051.9061.5965.4063.5056.8144.8033.6027.10

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
1987MMMMMM83.9072.6765.2564.1253.8645.75
1988MMMMMMMMMMMM
1989MMMMMMMMMMMM
1990MMMMMMMMMMMM
1991MMMMMMMMMMMM
1992M50.0052.2057.3060.7968.4073.2971.2464.9158.1338.6734.73
199335.6637.0047.1855.9264.4472.1081.5073.7167.0255.0642.2139.52
199436.9041.0248.4554.6364.8176.7076.3474.7768.7357.6046.7742.56
199539.4545.2747.7753.8762.1370.5576.7675.8967.3257.8148.5839.58
199636.5644.9344.8456.4371.3474.6276.5373.6365.1856.3745.2740.74
199734.8437.8650.1650.1863.3972.0576.1574.5071.0057.5240.5933.35
199840.0839.9844.2452.2068.2975.3078.9274.4873.5559.3148.7738.53
199940.8445.3446.0753.8562.0271.6375.0075.3466.4557.1151.0337.18
200040.7747.1648.3957.5769.3771.8376.9277.1971.0856.9239.6033.16
200132.8842.2545.6058.4364.5874.7579.6475.0468.2457.9048.3938.67
200239.1238.6044.1558.7066.0776.3276.6276.8667.4253.6643.4336.81
200340.1539.0649.3957.5266.8370.6678.1377.1167.1761.1147.9839.22
200439.2636.5051.7453.8367.5273.9175.4771.8866.9157.3142.8138.99
200540.9942.9445.5554.8764.0674.6475.5173.3170.5557.3047.9939.06
200642.9541.5848.2061.5468.9076.2278.2874.5664.2856.8548.2637.69
200736.2441.7350.8452.0162.3170.5274.2777.2371.7561.8247.4838.76
200836.5943.2047.4555.1365.1076.2874.8874.1566.2957.7547.3939.29
200939.9044.9250.4655.3465.4275.4176.7176.0466.7454.4748.8933.07
201036.8835.4146.9256.0664.0277.2474.9476.5173.1359.9045.5041.38
201136.5637.3452.5859.8165.5378.9881.7181.6769.6259.8447.6234.64
201241.9940.4453.7262.4567.2777.6678.1078.0569.7458.1651.2640.45
201337.3140.5349.3053.8166.0776.9174.9776.5170.4656.7644.5436.56
201437.2040.4947.3356.4865.1873.1372.8076.1068.1260.6543.1039.37
201534.6441.0349.3356.7262.2873.1976.6577.0374.0060.1046.2540.80
201638.7645.3151.2856.0963.3574.6080.7774.5969.2662.7750.0338.59
201739.3248.1754.3557.6863.8275.5678.2171.7667.4457.7952.0838.05
201836.8941.7651.1854.2070.7475.3876.8174.6967.6755.5043.0337.16
201938.1541.1145.3756.8763.0072.9779.0879.3474.2552.0044.0541.13
202040.2138.7451.9654.8868.1376.5280.6179.6866.4757.1450.2238.61
202136.8636.1347.9754.1265.0075.8274.7975.1171.3059.7149.6345.92
202237.0335.7046.6558.7068.8576.3782.0076.0472.1357.9442.9339.82
202339.0342.0448.2655.1365.9072.9780.6080.4273.0859.2648.4042.05
202435.0544.6449.2657.1267.4477.2277.7480.2771.2864.0848.2744.23
202531.4841.4651.4557.5563.2774.2774.44MMMMM
NCEI Climatology39.3543.2150.1557.4066.8076.3578.8077.1570.1659.0547.5040.15

Average Relative Humidity [%]

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
1987MMMMMMMMMMMM
1988MMMMMMMMMMMM
1989MMMMMMMMMMMM
1990MMMMMMMMMMMM
1991MMMMMMMMMMMM
1992M40.6%45.2%54.4%62.0%63.4%55.4%55.6%54.4%50.6%50.8%42.4%
199368.4%67.6%50.6%40.4%48.5%50.5%37.7%58.3%53.2%53.3%53.6%48.0%
199450.9%41.7%48.7%43.9%61.3%47.2%50.8%55.9%52.0%51.1%52.3%54.1%
199553.5%49.6%49.5%39.9%51.4%49.9%46.0%56.7%61.4%44.4%46.7%50.6%
199642.6%39.3%34.6%29.3%38.5%52.3%60.2%65.6%62.4%54.7%56.8%43.0%
199760.1%64.6%41.0%58.5%55.5%55.9%53.0%61.6%58.6%55.4%55.1%62.9%
199855.2%59.7%52.9%42.6%33.8%32.5%49.6%55.7%48.2%63.3%61.4%62.1%
199951.8%43.5%61.5%47.8%54.7%59.0%60.4%59.8%63.7%52.0%48.7%58.2%
200045.4%38.7%54.0%43.6%38.4%65.8%55.0%43.8%37.7%68.4%68.5%63.3%
200174.1%66.3%68.9%44.8%60.2%44.8%47.2%60.9%59.7%50.3%66.4%54.7%
200251.5%46.3%40.6%48.6%42.2%48.6%56.2%55.9%63.3%75.3%61.4%65.1%
200357.8%57.0%49.3%36.9%44.2%63.5%46.4%50.1%61.3%53.9%54.3%44.7%
200456.1%64.1%60.5%66.5%44.1%55.6%61.6%69.8%69.0%69.9%81.6%64.5%
200573.3%77.1%64.0%53.9%67.7%49.1%56.2%71.0%62.8%67.9%41.4%47.8%
200639.0%41.8%48.4%41.3%43.0%44.5%50.9%71.1%63.9%62.7%54.0%65.4%
200775.1%60.1%58.6%60.3%67.2%65.1%66.4%62.2%67.1%45.5%49.1%63.1%
200848.2%46.5%45.2%39.7%45.2%44.2%62.8%62.8%64.7%61.1%49.1%46.4%
200940.9%38.1%40.6%39.6%51.9%46.9%56.3%53.6%60.1%60.3%53.7%65.5%
201057.0%70.2%53.1%48.8%49.2%51.3%67.0%58.8%56.7%49.0%45.6%50.0%
201147.1%49.8%40.3%28.2%25.9%28.2%39.2%42.5%45.3%48.0%46.5%73.8%
201244.2%53.5%40.7%39.0%41.4%45.1%47.8%45.3%46.7%46.3%41.1%45.5%
201355.1%49.0%39.0%41.0%33.8%48.8%55.6%54.1%55.6%46.1%56.5%55.2%
201441.2%48.7%40.3%36.8%39.7%55.3%58.1%52.7%73.9%54.2%51.1%60.6%
201571.5%60.4%57.5%44.0%65.8%63.8%62.8%56.7%54.8%66.9%59.5%55.2%
201658.2%44.9%40.9%50.2%48.8%53.2%41.3%56.2%63.9%49.8%56.0%54.3%
201756.2%45.8%46.5%50.7%44.4%48.3%53.7%77.2%66.0%64.3%54.2%53.3%
201842.8%46.1%37.7%42.5%41.2%50.8%57.4%61.8%73.3%75.8%59.8%62.7%
201957.7%50.8%59.7%50.9%60.0%50.7%49.2%54.8%62.3%62.7%62.8%59.3%
202058.1%63.0%56.0%50.2%41.9%40.4%51.6%43.8%50.2%47.3%52.8%46.4%
202158.8%53.0%46.3%43.4%63.3%53.2%68.4%62.7%55.6%46.7%45.3%39.1%
202248.4%46.2%39.2%27.8%33.6%47.3%42.2%58.7%54.6%65.2%61.9%56.8%
202354.9%49.4%41.8%36.5%59.7%55.7%48.2%44.6%52.8%55.6%57.0%60.6%
202464.5%55.8%49.5%41.3%43.6%56.6%53.7%45.4%54.6%47.1%64.6%54.7%
202564.0%50.9%37.5%53.7%53.3%66.2%73.6%MMMMM

Monthly Plots

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Monthly Plot
Monthly Plot