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 (USC00218700) 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
1999MM0.000.833.790.843.003.583.420.540.000.10
20000.030.210.650.821.252.351.753.121.660.972.490.02
20010.030.090.081.923.693.215.921.570.831.500.340.04
20020.000.000.050.851.294.571.492.140.150.120.040.06
20030.040.020.150.430.612.251.560.660.980.580.150.09
20040.070.040.070.191.930.854.271.002.702.440.000.53
20050.310.020.022.322.733.171.032.140.982.511.480.41
20060.170.021.821.031.730.801.561.311.170.920.700.60
20070.440.121.061.351.942.601.480.961.912.290.160.00
20081.270.020.090.651.272.371.030.782.552.571.530.00
20090.180.381.890.681.730.942.570.911.562.160.480.03
20100.220.000.501.082.252.123.590.750.021.260.600.02
20110.150.020.052.251.060.920.000.980.420.260.070.07
20120.390.142.440.511.541.881.411.260.302.340.200.17
20130.660.210.210.662.111.773.681.541.451.450.400.06
20140.160.060.501.041.774.321.881.702.300.860.030.10
20150.150.130.150.204.512.312.784.400.971.401.840.45
20160.090.121.331.451.353.942.247.002.370.860.180.41
20170.260.560.400.460.412.650.401.911.370.340.790.64
20180.130.610.160.142.061.653.841.100.053.060.400.19
20190.110.210.340.561.623.680.44MMMM0.04
20200.02MM0.040.190.432.135.191.491.08M0.24
20210.26M0.1331.270.880.78MM0.021.530.670.19
20220.020.170.084.052.483.441.993.380.030.650.540.37
20230.030.090.010.461.312.061.392.140.070.110.010.03
2024M0.03M0.020.070.16M0.070.010.040.070.04
20250.010.010.050.200.030.100.33MMMMM
NCEI Climatology0.740.661.081.623.084.434.003.513.022.391.160.90

Average Wind Speed [MPH]

YearJanFebMarAprMayJunJulAugSepOctNovDec
1999MM0.05.27.25.95.54.36.06.35.76.0
20005.25.85.96.76.87.65.25.16.75.86.74.9
20015.76.35.46.87.26.45.15.34.17.36.87.6
20025.76.95.87.27.36.45.36.66.26.35.96.8
20037.06.26.17.86.45.15.65.07.96.37.55.4
20046.45.97.76.58.08.05.56.16.97.46.97.4
20056.05.95.37.57.66.96.06.26.56.27.35.0
20066.35.36.47.57.35.55.75.76.18.47.56.6
20076.47.17.45.98.67.05.35.77.77.48.55.6
20086.25.46.97.87.07.27.26.16.37.57.36.8
20095.96.17.36.38.06.66.75.94.66.55.86.4
20105.23.75.76.96.55.86.47.77.87.47.56.3
20115.48.27.17.58.07.76.25.25.57.07.66.9
20127.46.27.07.87.66.75.15.26.67.67.15.2
20137.15.15.47.07.76.15.44.56.06.78.05.8
20147.78.16.98.36.48.15.62.43.76.16.33.0
20154.94.44.95.15.05.36.96.25.87.37.56.6
20165.96.45.38.27.47.15.85.76.97.46.49.0
20176.37.57.77.07.47.05.24.36.68.48.77.0
20187.17.36.57.25.43.55.94.76.87.86.46.1
20195.76.16.36.66.65.95.56.27.18.47.16.1
20205.96.46.67.26.67.35.75.27.27.87.75.3
20214.56.67.36.46.46.14.77.16.36.17.87.8
20227.07.27.78.48.07.96.35.34.17.57.76.1
20232.34.73.35.34.81.62.94.95.56.77.86.0
20245.66.78.47.87.77.24.85.35.96.77.36.5
20257.97.46.96.37.05.65.5MMMMM
NCEI ClimatologyMMMMMMMMMMMM

Average Daily High Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
1999MM39.4054.3766.2372.5778.9074.4563.1052.5845.5029.32
200019.8432.3544.7451.2867.0569.4178.3575.9865.0356.6135.8010.10
200127.0616.6834.4252.0366.6674.5579.5279.0867.6651.7646.1528.39
200223.0131.7927.4849.0361.1574.4580.3074.3468.4841.1631.8825.88
200316.0716.6432.3952.9966.9973.2777.0378.8465.0254.5730.1226.48
20048.6625.0536.2449.4657.5567.9473.5767.4869.9252.2639.8022.94
200512.8425.4433.6857.3860.6872.7478.9273.3469.2054.3535.5422.25
200629.1516.7035.4358.1064.6974.2482.1176.4266.2048.4336.2628.34
200721.7813.8637.6949.8267.6575.8079.0974.4565.9654.3033.8018.30
200816.7317.8531.5947.6059.2369.3275.3276.1966.0253.0235.0612.26
200910.7219.9833.1048.9859.5869.2671.2572.3073.0444.6644.0616.32
201017.1923.5144.0859.5464.5269.8078.9278.1061.1057.9537.8817.54
201110.5721.5932.8749.7663.2470.3480.5478.9267.6458.9439.6228.34
201224.2828.7150.2354.1466.1476.4083.2478.1068.0048.9535.4221.32
201317.8321.5931.3041.9062.4875.4877.9077.7570.2250.1733.268.54
20149.9911.6927.4746.5263.5972.5075.5575.3266.5053.0827.3825.38
201520.6812.4638.9153.9063.1273.2278.2875.0871.6655.8141.7228.63
201618.0624.6842.1048.0866.9572.7478.1677.0666.9254.0646.4620.10
201720.8327.7636.3551.6862.1973.1678.8074.4567.5854.3531.6415.22
201817.0216.3835.1943.6471.2575.2078.2275.9064.1044.3726.9625.21
201911.1513.9429.3347.9059.1273.1677.5272.9464.0446.9829.3022.59
202019.3422.1337.2146.2262.4874.4879.2676.1963.7443.6733.0225.90
202124.8612.4645.0149.9465.9179.5280.8378.5772.5660.2238.1224.28
202213.5415.6133.2843.5864.5775.3279.6777.8167.6456.9137.1019.34
202322.1926.9229.4646.5273.1780.0077.0076.8872.2055.3439.6236.06
202424.1033.9937.8655.0465.9174.5582.7677.4677.8461.2140.8225.90
202516.4219.1440.8850.4272.5976.7677.76MMMMM
NCEI Climatology16.2922.9136.4050.9064.6974.2979.2077.7068.6052.7035.9021.90

Average Daily Low Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
1999MM27.4033.8747.5254.9761.0652.2646.8034.6828.3712.94
2000-2.9011.8322.8730.5946.1351.7758.7456.6845.7337.1625.17-7.90
20015.92-4.6013.9034.1346.2455.8856.3458.1245.5734.6131.5714.30
20026.9911.409.3029.9436.7354.3258.2854.6848.1428.3216.1610.14
2003-1.15-6.0210.9527.6838.7750.7553.7557.6646.4734.1715.869.43
2004-10.855.7414.7527.2035.4847.2454.1248.2050.9037.1125.343.03
2005-6.152.949.0133.9842.0554.6857.2653.8347.6034.6121.6211.15
200614.29-6.7017.3735.1246.3452.7658.4253.0243.7030.9021.2012.20
20072.50-3.6116.5524.7445.3055.6456.6252.0945.2037.9221.440.30
2008-5.74-8.599.9926.3036.4750.6054.5351.9745.2034.9021.50-8.24
2009-12.10-0.4611.9729.5437.1748.2050.8751.8649.3432.2927.623.26
2010-1.39-4.0623.7033.1443.4450.4857.9055.9243.1637.4620.001.11
2011-9.86-1.1110.1731.1040.7151.0258.4255.4641.7837.9222.7612.14
20126.928.8526.7731.2242.9253.2459.4550.1740.9432.7019.103.61
2013-2.37-2.783.9521.5640.1951.7357.5052.9647.6034.6118.20-11.14
2014-13.00-10.431.1125.4642.7454.3456.5654.5347.3034.9613.5213.59
2015-0.57-9.0118.5928.8840.8353.1259.4655.1149.8835.0827.2016.85
20163.665.9922.3029.6644.0252.2857.5556.1549.4038.0431.766.28
20174.638.2814.9331.2241.2953.3656.7449.9448.0835.9516.941.23
2018-2.14-6.1214.5220.4242.9753.2458.2553.3145.6232.4115.809.65
2019-8.59-6.898.8529.5439.3251.9258.4254.5948.8035.1418.384.59
20203.37-2.3215.1826.6040.5955.7058.2555.9244.7830.2619.7911.10
20216.63-7.0922.6530.5041.7555.1057.7858.0751.3242.8025.468.37
2022-9.40-11.3314.2928.5846.8155.3460.8658.8843.1637.9823.664.71
20238.191.2710.8128.2850.0759.7256.6856.1051.6840.2524.9824.92
20249.9917.1018.4134.4045.2455.4765.4858.4255.1039.3228.4613.19
2025-1.46-0.0818.9930.4446.4053.6058.15MMMMM
NCEI Climatology-6.40-3.2911.6026.9939.6150.1053.6050.8142.6031.2018.692.71

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
1999MM33.4044.1256.8763.7769.9863.3554.9543.6336.9321.13
20008.4722.0933.8140.9456.5960.5968.5566.3355.3846.8930.481.10
200116.496.0424.1643.0856.4565.2267.9368.6056.6243.1938.8621.35
200215.0021.6018.3939.4948.9464.3869.2964.5158.3134.7424.0218.01
20037.465.3121.6740.3452.8862.0165.3968.2555.7544.3722.9917.96
2004-1.1015.4025.5038.3346.5257.5963.8557.8460.4144.6932.5712.98
20053.3514.1921.3545.6851.3663.7168.0963.5958.4044.4828.5816.70
200621.725.0026.4046.6155.5263.5070.2664.7254.9539.6628.7320.27
200712.145.1227.1237.2856.4765.7267.8563.2755.5846.1127.629.30
20085.494.6320.7936.9547.8559.9664.9264.0855.6143.9628.282.01
2009-0.699.7622.5439.2648.3758.7361.0662.0861.1938.4735.849.79
20107.909.7333.8946.3453.9860.1468.4167.0152.1347.7128.949.33
20110.3510.2421.5240.4351.9760.6869.4867.1954.7148.4331.1920.24
201215.6018.7838.5042.6854.5364.8271.3464.1454.4740.8327.2612.46
20137.739.4017.6331.7351.3463.6067.7065.3658.9142.3925.73-1.30
2014-1.500.6314.2935.9953.1663.4266.0564.9256.9044.0220.4519.49
201510.051.7228.7541.3951.9763.1768.8765.1060.7745.4434.4622.74
201610.8615.3332.2038.8755.4962.5167.8566.6158.1646.0539.1113.19
201712.7318.0225.6441.4551.7463.2667.7762.1957.8345.1524.298.22
20187.445.1324.8632.0357.1164.2268.2364.6054.8638.3921.3817.43
20191.283.5219.0938.7249.2262.5467.9763.7656.4241.0623.8413.59
202011.369.9026.2036.4151.5465.0968.7566.0554.2636.9626.4018.50
202115.742.6933.8340.2253.8367.3169.3168.3261.9451.5131.7916.32
20222.072.1423.7836.0855.6965.3370.2668.3555.4047.4530.3812.03
202315.1914.1020.1437.4061.6269.8666.8466.4961.9447.7932.3030.49
202417.0525.5428.1444.7255.5765.0174.1267.9466.4750.2634.6419.55
20257.489.5329.9440.4359.4965.1867.95MMMMM
NCEI Climatology4.959.8124.0038.9552.1562.2066.4064.2555.6041.9527.3012.30

Average Relative Humidity [%]

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
1999MM36.5%68.8%74.3%77.8%80.5%84.3%83.8%75.6%77.5%84.5%
200079.5%78.7%74.7%66.6%70.3%80.2%81.6%83.5%78.8%78.2%90.8%81.5%
200187.5%79.6%79.6%77.5%75.1%76.8%81.5%82.7%84.5%82.4%87.2%88.3%
200287.7%79.3%69.8%75.0%66.7%73.2%76.7%80.4%78.1%78.9%83.2%84.5%
200378.3%73.0%76.1%59.9%60.4%74.2%76.0%77.7%77.6%75.3%83.5%84.1%
200478.8%78.8%79.0%64.2%65.6%70.1%77.8%79.9%81.3%79.9%76.4%81.9%
200582.7%79.6%72.8%61.8%72.8%78.5%74.7%77.5%76.2%81.2%85.6%89.0%
200685.3%78.3%75.1%64.6%72.1%72.1%70.4%74.5%77.3%75.3%77.4%85.3%
200778.5%75.9%76.7%64.6%68.0%72.4%73.9%74.7%79.6%81.0%77.1%87.0%
200879.3%77.0%71.3%67.0%64.5%73.8%77.3%75.1%81.9%79.2%84.6%81.2%
200981.5%79.8%76.7%67.6%68.9%75.5%77.4%80.9%81.2%85.5%81.2%83.5%
201080.8%77.2%76.5%60.2%70.0%81.4%76.2%76.6%79.0%72.1%79.8%83.4%
201182.1%76.2%72.6%70.4%69.3%77.6%74.2%75.7%78.6%72.3%76.8%79.0%
201282.3%81.0%75.3%64.1%71.1%72.6%73.3%74.0%68.4%79.2%82.9%86.1%
201380.5%78.8%72.4%70.9%68.6%74.4%75.9%76.5%79.7%82.3%80.7%80.3%
201477.0%75.1%71.7%67.7%72.2%78.6%75.1%81.4%80.0%76.3%78.4%86.0%
201580.2%74.2%69.6%60.0%72.2%74.9%75.7%78.8%76.7%77.5%85.3%87.9%
201683.5%78.9%74.4%69.5%63.7%75.7%76.9%78.0%80.7%79.9%81.4%83.2%
201783.8%78.0%69.4%69.2%64.6%71.4%76.0%78.5%82.8%74.1%82.5%82.9%
201879.9%74.9%69.2%60.4%65.8%75.0%74.8%79.1%80.6%82.5%83.9%84.3%
201978.8%79.8%77.4%74.0%67.8%70.6%75.8%76.8%85.9%80.5%83.9%84.0%
202082.4%73.3%69.5%62.7%59.1%67.4%72.0%75.1%72.6%70.5%76.0%82.3%
202182.6%71.5%60.4%64.6%57.1%62.3%66.7%67.5%69.0%78.0%75.9%78.1%
202274.2%72.0%67.4%73.2%67.2%65.7%71.9%77.0%68.5%70.5%78.7%79.3%
202384.0%71.0%66.9%67.0%57.1%70.6%71.7%76.7%79.2%78.4%75.7%83.3%
202482.3%76.8%68.1%63.3%67.4%69.3%74.5%76.7%73.1%68.1%82.6%86.4%
202575.5%71.9%66.9%71.8%54.2%71.1%77.3%MMMMM

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