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.

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Precipitation Totals [inch]

YearJanFebMarAprMayJunJulAugSepOctNovDec
2009MMMMMMMMMMMM
2010MMMMMMMMMMMM
2011MMMMMMM0.000.000.000.000.00
20120.000.000.000.000.000.000.00M0.000.000.000.00
20130.000.000.000.000.000.000.000.000.00MMM
2014MMMMMMMMMMMM
2015MMMMMMMMMMMM
2016MMMMMMMMMMMM
2017MMMMMMMMMMMM
2018MMMMMMMMMMMM
2019MMMMMMMMMMMM
2020MMMMMMMMMMMM
2021MMMMMMMMMMMM
2022MMMMMMMMMMMM
2023MMMMMMMMMMMM
2024MMMMMMMMMMMM
2025MMMMMMMMMMMM

Average Wind Speed [MPH]

YearJanFebMarAprMayJunJulAugSepOctNovDec
2009MMMMMMMM12.718.420.319.1
201019.615.512.913.012.89.410.813.217.718.320.416.4
201113.318.813.512.613.511.713.114.014.818.517.520.1
201220.611.17.79.612.713.312.2M17.615.817.720.5
201317.514.120.612.011.812.69.012.413.918.415.418.7
201426.919.714.314.410.910.110.613.913.715.820.715.0
2015MMMMMMMMMMMM
2016MMMMMMMMMMMM
2017MMMMMMMMMMMM
2018MMMMMMMMMMMM
2019MMMMMMMMMMMM
2020MMMMMMMMMMMM
2021MMMMMMMMMMMM
2022MMMMMMMMMMMM
2023MMMMMMMMMMMM
2024MMMMMMMMMMMM
2025MMMMMMMMMMMM

Average Daily High Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
2009MMMMMMMM59.3053.9551.8643.15
201034.0034.0641.8747.1849.8857.9267.7164.2059.0051.8045.5035.83
201139.6539.20M59.0058.1057.6560.8062.9662.3056.7450.6047.10
201243.3837.7145.5348.5456.1557.4163.20M59.4554.7050.6041.52
201338.5036.6836.2443.8853.8457.1364.4067.1361.6457.4350.4248.27
201437.6045.5047.3352.4055.6761.2870.2665.7464.2860.1051.6245.25
2015MMMMMMMMMMMM
2016MMMMMMM57.20MMMM
2017MMMMMMMMMMMM
2018MMMMMMMMMMMM
2019MMMMMMMMMMMM
2020MMMMMMMMMMMM
2021MMMMMMMMMMMM
2022MMMMMMMMMMMM
2023MMMMMMMMMMMM
2024MMMMMM64.40MMMM42.80
2025MMMM55.40MMMMMMM

Average Daily Low Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
2009MMMMMMMM56.6049.1346.8237.17
201029.0729.0436.6542.2046.4053.4261.2162.8059.0051.8045.5029.21
201135.0439.20M57.2055.4056.3059.9058.1057.7451.3945.4441.75
201239.0833.5539.1442.3549.3053.5358.25M53.8749.8345.8035.60
201334.4433.6831.3638.2446.7653.3158.8861.8556.5452.7346.1643.80
201432.9040.3642.2245.9250.2056.1263.7660.5759.1855.9247.7241.00
2015MMMMMMMMMMMM
2016MMMMMMM57.20MMMM
2017MMMMMMMMMMMM
2018MMMMMMMMMMMM
2019MMMMMMMMMMMM
2020MMMMMMMMMMMM
2021MMMMMMMMMMMM
2022MMMMMMMMMMMM
2023MMMMMMMMMMMM
2024MMMMMM64.40MMMM42.80
2025MMMM55.40MMMMMMM

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
2009MMMMMMMM57.9551.5449.3440.16
201031.5331.5539.2644.6948.1455.6764.4663.5059.0051.8045.5032.52
201137.3439.20M58.1056.7556.9860.3560.5360.0254.0648.0244.43
201241.2335.6342.3445.4452.7355.4760.72M56.6652.2648.2038.56
201336.4735.1833.8041.0650.3055.2261.6464.4959.0955.0848.2946.03
201435.2542.9344.7749.1652.9358.7067.0163.1561.7358.0149.6743.13
2015MMMMMMMMMMMM
2016MMMMMMM57.20MMMM
2017MMMMMMMMMMMM
2018MMMMMMMMMMMM
2019MMMMMMMMMMMM
2020MMMMMMMMMMMM
2021MMMMMMMMMMMM
2022MMMMMMMMMMMM
2023MMMMMMMMMMMM
2024MMMMMM64.40MMMM42.80
2025MMMM55.40MMMMMMM

Average Relative Humidity [%]

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
2009MMMMMMMM74.3%74.2%83.9%82.3%
201083.3%85.9%88.9%86.1%80.5%82.6%80.5%78.6%77.4%80.7%80.9%82.4%
201186.3%87.5%86.3%86.4%78.6%80.7%81.8%81.6%79.6%78.3%85.7%80.5%
201281.9%82.0%89.0%85.2%82.0%79.9%80.9%M74.5%77.8%80.7%83.7%
201387.1%84.3%82.2%81.7%85.8%86.7%84.4%78.1%78.0%79.4%77.2%81.6%
201497.0%94.6%93.9%91.0%83.3%80.2%77.4%73.5%81.8%82.9%83.4%81.0%
2015MMMMMMMMMMMM
2016MMMMMMMMMMMM
2017MMMMMMMMMMMM
2018MMMMMMMMMMMM
2019MMMMMMMMMMMM
2020MMMMMMMMMMMM
2021MMMMMMMMMMMM
2022MMMMMMMMMMMM
2023MMMMMMMMMMMM
2024MMMMMMMMMMMM
2025MMMMMMMMMMMM

Monthly Plots

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Monthly Plot
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