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 (USC00390701) 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
20040.440.091.040.671.061.352.121.080.780.070.000.07
20050.060.110.380.772.903.222.701.560.381.460.780.98
20060.560.161.201.260.670.450.991.782.860.600.080.00
20070.360.431.191.333.951.731.502.470.170.470.110.31
20080.250.410.371.405.465.022.162.492.082.722.430.79
20090.191.922.421.261.473.302.151.310.692.170.021.56
20100.280.500.702.253.853.404.622.553.450.490.650.65
20110.701.460.701.324.093.051.462.310.291.030.080.26
20120.561.340.402.882.770.721.84MMMMM
NCEI Climatology0.460.580.871.763.113.152.501.831.381.520.520.44

Average Wind Speed [MPH]

YearJanFebMarAprMayJunJulAugSepOctNovDec
2004MMMMMMMMMMMM
2005MMMMMMMMMMMM
2006MMMMMMMMMMMM
2007MMMMMMMMMMMM
2008MMMMMMMMMMMM
2009MMMMMMMMMMMM
2010MMMMMMMMMMMM
2011MMMMMMMMMMMM
2012MMMMMMMMMMMM
NCEI ClimatologyMMMMMMMMMMMM

Average Daily High Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
200426.5031.0847.1463.7567.9376.6485.6281.7777.3864.6051.5938.44
200526.2741.3248.6660.6764.0075.8388.0585.2982.6064.6446.6230.45
200639.9334.1540.3365.3474.0086.7197.4189.2170.3157.1446.4839.75
200740.3925.8853.3252.9369.6180.9593.3184.9378.4061.6249.4234.19
200829.6129.4647.3554.4163.6861.8368.8786.0375.1360.4242.3321.23
200922.9429.1132.8750.2767.8772.7280.5881.3279.2346.6154.6720.61
201024.6122.2941.7760.9062.7775.3083.9486.1370.6665.0641.6024.87
201124.7024.7532.5553.0061.4273.9086.1386.2676.8066.2048.3038.13
201238.1337.5561.2663.5069.8783.4394.17MMMMM
NCEI Climatology29.6132.9545.1157.3968.2077.9186.1985.6176.4059.7043.4131.90

Average Daily Low Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
20043.626.9224.9331.4638.6947.0055.3848.0045.2930.0020.0013.92
20052.3512.5522.0733.0339.5353.2555.9551.8646.3633.6424.6710.77
200622.2510.7718.2733.5241.8250.4160.1756.4342.0830.1718.037.82
2007-1.744.0023.9027.8742.6152.3560.4655.5642.9633.1718.045.29
20080.771.2117.6825.0739.4246.3160.3153.8140.6329.0621.001.87
20097.139.1810.6828.1739.3548.5552.7750.6547.6030.0021.731.87
20104.74-0.8922.9032.3040.9751.4756.0355.5242.7233.3916.903.40
20113.233.1413.1929.1140.6149.2759.7754.4240.6334.9314.5313.42
201211.558.2427.5832.4740.5852.6762.33MMMMM
NCEI Climatology9.6912.5321.8031.5042.6952.3958.6157.0047.5034.7022.5012.89

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
200415.0619.0036.0347.6053.3161.8270.5064.8861.3347.3035.7926.18
200514.3126.9335.4146.8551.7764.5472.0068.5764.4849.1435.6520.61
200631.0922.4629.3049.4357.9168.5678.7972.8256.1943.6632.2623.79
200719.3214.9438.6140.4056.1166.6576.8870.2460.6847.4033.7319.74
200815.1915.3432.5239.7451.5557.8164.7969.9257.8844.7431.6711.55
200915.0319.1421.7739.2253.6160.6466.6865.9863.4238.3138.2011.24
201014.6810.7032.3446.6051.8763.3869.9870.8256.6949.2329.2514.13
201113.9713.9522.8741.0651.0261.5872.9570.3458.7250.5731.4225.77
201224.8422.9044.4247.9855.2368.0578.25MMMMM
NCEI Climatology19.6522.7433.4544.4455.4565.1572.4071.3061.9547.2032.9522.40

Average Relative Humidity [%]

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
2004MMMMMMMMMMMM
2005MMMMMMMMMMMM
2006MMMMMMMMMMMM
2007MMMMMMMMMMMM
2008MMMMMMMMMMMM
2009MMMMMMMMMMMM
2010MMMMMMMMMMMM
2011MMMMMMMMMMMM
2012MMMMMMMMMMMM

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