[IL056] I-70@ IL 140 [2012-2016]
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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 (USC00118781) 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
2012MMMMMMMMMMMM
2013MMMMMMMMMMMM
2014MMMMMMMMMMMM
2015MMMMMMMMMMMM
2016MMMMMMMMMMMM
2017MMMMMMMMMMMM
2018MMMMMMMMMMMM
2019MMMMMMMMMMMM
2020MMMMMMMMMMMM
2021MMMMMMMMMMMM
2022MMMMMMMMMMMM
2023MMMMMMMMMMMM
2024MMMMMMMMMMMM
2025MMMMMMMMMMMM
NCEI Climatology2.972.583.324.865.304.873.903.243.073.263.762.69

Average Wind Speed [MPH]

YearJanFebMarAprMayJunJulAugSepOctNovDec
2012MMM6.04.74.82.4MMMM7.5
20137.07.17.47.35.84.53.6MM6.26.86.3
20148.36.17.77.55.8MM2.93.85.07.64.7
2015MM6.36.85.74.43.33.7MMM9.3
20167.47.59.98.84.94.33.3MMMMM
2017MMMMMMMMMMMM
2018MMMMMMMMMMMM
2019MMMMMMMMMMMM
2020MMMMMMMMMMMM
2021MMMMMMMMMMMM
2022MMMMMMMMMMMM
2023MMMMMMMMMMMM
2024MMMMMMMMMMMM
2025MMMMMMMMMMMM
NCEI ClimatologyMMMMMMMMMMMM

Average Daily High Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
2012MMM67.9382.0688.31103.75MMMM36.17
201340.8842.6247.2463.6474.9083.6085.03MM64.4150.0639.61
201434.3133.8650.5965.9970.58MM87.2777.4564.9544.9640.99
2015MM56.5267.0977.6283.4986.0785.9485.51MM49.36
201636.9844.1055.2261.3874.4190.8882.22MMMMM
2017MMMMMMMMMMMM
2018MMMMMMMMMMMM
2019MMMMMMMMMMMM
2020MMMMMMMMMMMM
2021MMMMMMMMMMMM
2022MMMMMMMMMMMM
2023MMMMMMMMMMMM
2024MMMMMMMMMMMM
2025MMMMMMMMMMMM
NCEI Climatology36.9042.0752.6965.1074.9183.7086.8085.9079.6167.7053.7041.50

Average Daily Low Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
2012MMM48.1259.6161.7772.46MMMM25.04
201324.4227.0432.3344.2055.7864.5258.05MM51.5232.5224.44
201416.0116.2828.6346.9149.90MM67.0957.3748.6331.1832.76
2015MM39.0449.0759.4066.4967.8469.5585.51MM44.82
201625.4829.2843.7843.0256.8869.8070.41MMMMM
2017MMMMMMMMMMMM
2018MMMMMMMMMMMM
2019MMMMMMMMMMMM
2020MMMMMMMMMMMM
2021MMMMMMMMMMMM
2022MMMMMMMMMMMM
2023MMMMMMMMMMMM
2024MMMMMMMMMMMM
2025MMMMMMMMMMMM
NCEI Climatology20.6924.3433.2043.3054.2063.1966.6064.3955.7944.0034.1025.60

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
2012MMM58.0270.8375.0488.10MMMM30.60
201332.6534.8339.7953.9265.3474.0671.54MM57.9641.2932.03
201425.1625.0739.6156.4560.24MM77.1867.4156.7938.0736.87
2015MM47.7858.0868.5174.9976.9577.7485.51MM47.09
201631.2336.6949.5052.2065.6480.3476.32MMMMM
2017MMMMMMMMMMMM
2018MMMMMMMMMMMM
2019MMMMMMMMMMMM
2020MMMMMMMMMMMM
2021MMMMMMMMMMMM
2022MMMMMMMMMMMM
2023MMMMMMMMMMMM
2024MMMMMMMMMMMM
2025MMMMMMMMMMMM
NCEI Climatology28.8033.2142.9554.2064.5573.4476.7075.1467.7055.8543.9033.55

Average Relative Humidity [%]

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
2012MMM62.4%59.8%56.9%57.1%MMMM73.5%
201368.3%68.4%67.3%63.2%72.6%73.0%74.1%MM89.0%64.8%74.6%
201463.2%68.0%63.9%63.4%61.7%MM74.6%78.3%73.2%66.6%82.6%
2015MM63.9%63.3%70.6%78.7%77.0%78.5%MMM94.0%
201668.0%65.8%64.4%59.9%71.1%63.8%83.4%MMMMM
2017MMMMMMMMMMMM
2018MMMMMMMMMMMM
2019MMMMMMMMMMMM
2020MMMMMMMMMMMM
2021MMMMMMMMMMMM
2022MMMMMMMMMMMM
2023MMMMMMMMMMMM
2024MMMMMMMMMMMM
2025MMMMMMMMMMMM

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