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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 (USC00503212) 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
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
19960.000.000.000.000.000.001.460.300.700.180.090.05
19970.140.360.020.120.460.441.561.641.050.750.140.02
19980.060.000.040.350.431.521.292.122.000.100.050.00
19990.030.0017.670.166.560.852.961.690.860.010.000.02
20000.780.040.060.009.190.222.261.431.480.110.210.00
20010.000.030.000.160.070.401.413.000.510.480.000.00
20020.050.0010.0020.4719.4420.051.150.941.8710.190.110.24
20030.000.669.209.980.4620.491.642.0710.2510.200.670.00
20040.000.00MMMMMMMMMM
2005MMMMMMMMMMMM
2006MMMMMMMMMMMM
20072.102.00MMM1.882.160.476.439.526.231.31
NCEI Climatology0.600.770.590.330.441.592.042.471.751.181.240.95

Average Wind Speed [MPH]

YearJanFebMarAprMayJunJulAugSepOctNovDec
19945.34.25.66.24.93.84.15.45.83.95.95.7
19953.75.04.75.35.03.93.93.05.75.12.86.6
19962.45.45.36.24.64.83.93.93.62.24.10.9
19973.05.33.75.14.94.53.93.94.63.35.13.7
19985.75.96.45.76.13.63.35.14.96.04.73.7
19994.23.14.87.34.83.84.23.24.04.34.03.2
20003.26.88.06.65.13.74.04.73.93.95.79.6
20017.65.76.77.14.64.13.64.33.24.33.32.6
20024.58.55.75.26.55.75.46.07.48.19.65.7
20038.910.05.57.88.66.46.55.88.66.06.56.5
20041.59.9MMMMMMMMMM
2005MMMMMMMMMMMM
2006MMMMMMMMMMMM
2007MMMMMMMMMMMM
NCEI ClimatologyMMMMMMMMMMMM

Average Daily High Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
199419.224.936.5528.5256.5262.6367.4758.3847.0524.146.965.43
19954.5311.5010.9537.6758.0762.3667.2758.9654.4627.914.816.14
19967.325.2819.9229.4452.6961.8966.6356.5645.3221.6611.78-6.55
1997-3.7716.5110.4636.5654.7670.2268.2961.0353.7221.0817.420.35
1998-4.4110.8525.0938.8452.5063.1468.7454.9450.3632.2313.461.23
1999-9.69-7.8612.1330.4851.5767.7066.6662.7750.2323.544.34-7.37
2000-4.7518.5919.2830.1342.4568.4263.6556.1044.7827.5316.0414.64
200116.9617.0214.3530.8039.3266.9262.8360.3252.1623.567.34-4.67
20025.468.6423.6528.7055.1764.7666.8460.4550.1932.8124.2012.49
200310.6717.5413.1335.4248.3868.5062.7261.5740.1635.5413.102.27
20041.685.23MMMMMMMMMM
2005MMMMMMMMMMMM
2006MMMMMMMMMMMM
200738.5046.00MMM61.2762.8766.0656.1248.2641.5333.61
NCEI Climatology-2.708.9818.5937.7056.6068.7069.4062.3951.7131.2011.612.70

Average Daily Low Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
19945.93-9.88-7.7612.0637.2746.7155.5347.6935.8211.16-4.10-5.12
1995-5.85-5.09-4.8421.2338.7946.1952.0645.9340.5319.10-6.94-2.28
1996-2.70-5.543.6811.3133.6746.1551.2441.2930.748.37-2.98-19.74
1997-18.862.94-12.1917.1835.5449.6451.0548.6640.828.776.32-13.64
1998-14.10-2.0111.1025.1035.1947.3654.0143.4438.4222.882.72-12.48
1999-25.95-23.99-7.6214.0431.5449.2850.1746.9236.8513.34-6.34-22.06
2000-17.888.107.2112.5326.9549.5247.5642.9733.9816.034.884.25
20016.222.62-0.5216.1021.5547.1849.7146.1637.8213.44-5.02-13.73
2002-8.991.306.679.9837.5246.0449.8841.9938.5223.6414.962.97
2003-1.206.80-6.1520.4733.0851.1047.5047.3630.7526.601.82-7.60
2004-7.52-3.20MMMMMMMMMM
2005MMMMMMMMMMMM
2006MMMMMMMMMMMM
200726.0026.00MMM45.9052.4250.0345.1239.6133.0027.06
NCEI Climatology-16.79-9.42-4.3016.8134.5947.3150.6045.5935.4019.60-0.60-11.50

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
199412.57-2.48-0.6020.2946.8954.6761.5053.0341.4317.651.430.15
1995-0.663.213.0629.4548.4354.2859.6752.4447.4923.51-1.061.93
19962.31-0.1311.8020.3843.1854.0258.9448.9338.0315.024.40-13.15
1997-11.329.72-0.8626.8745.1559.9359.6754.8547.2714.9311.87-6.64
1998-9.254.4218.0931.9743.8555.2561.3749.1944.3927.568.09-5.63
1999-17.82-15.922.2622.2641.5558.4958.4254.8543.5418.44-1.00-14.71
2000-11.3213.3513.2521.3334.7058.9755.6049.5439.3821.7810.469.44
200111.599.826.9223.4530.4357.0556.2753.2444.9918.501.16-9.20
2002-1.764.9715.1619.3446.3455.4058.3651.2244.3528.2319.587.73
20034.7312.173.4927.9440.7359.8055.1154.4735.4531.077.46-2.67
2004-2.921.01MMMMMMMMMM
2005MMMMMMMMMMMM
2006MMMMMMMMMMMM
200732.2536.00MMM53.3357.6558.0550.6243.9437.2730.34
NCEI Climatology-9.75-0.227.1527.2545.6058.0160.0053.9943.5525.405.50-4.40

Average Relative Humidity [%]

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
199480.2%62.1%65.8%61.6%49.8%56.2%63.7%71.5%65.9%72.0%74.1%70.9%
199569.8%67.0%63.9%60.1%52.1%56.5%60.1%69.4%65.0%70.2%67.0%57.6%
199666.3%63.8%58.2%52.6%51.6%48.7%59.9%65.0%62.1%68.9%70.6%65.7%
199766.1%70.6%52.9%55.7%50.5%46.5%50.4%59.1%59.2%59.5%64.2%64.4%
199860.3%63.6%57.2%60.2%52.6%52.7%61.0%77.8%78.6%78.5%69.3%67.6%
199964.3%55.8%63.5%65.3%53.9%58.3%67.3%73.7%74.0%78.8%67.7%69.0%
200073.0%76.5%63.5%54.2%59.6%51.7%67.6%74.4%78.3%81.2%80.1%68.7%
200173.8%78.3%60.2%67.2%61.2%55.3%72.1%76.5%76.8%83.2%71.9%74.5%
200266.3%66.2%57.2%67.4%50.0%54.3%66.6%63.9%75.9%78.0%78.1%81.1%
200363.8%72.2%62.2%62.1%54.9%55.3%66.4%72.5%67.4%84.2%78.7%73.5%
200462.5%40.5%MMMMMMMMMM
2005MMMMMMMMMMMM
2006MMMMMMMMMMMM
2007MMMMMMMMMMMM

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