[SD001] South side of eastbound I90 - To SD US SDDOT [2012-2019]
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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 (USC00398911) within the current 1991-2020 dataset.

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Precipitation Totals [inch]

YearJanFebMarAprMayJunJulAugSepOctNovDec
2012MMMMMMMMMMMM
2013MMMMMMMMMMMM
2014MMMMMMMMMMMM
2015MMMMMMMMMMMM
2016MMMMMMMMMMMM
2017MMMMMMMMMMMM
2018MMMMMMMMMMMM
2019MMMMMMMMMMMM
2020MMMMMMMMMMMM
2021MMMMMMMMMMMM
2022MMMMMMMMMMMM
2023MMMMMMMMMMMM
2024MMMMMMMMMMMM
2025MMMMMMMMMMMM
NCEI Climatology0.280.550.871.903.552.732.321.561.191.760.640.32

Average Wind Speed [MPH]

YearJanFebMarAprMayJunJulAugSepOctNovDec
2012MMM2.07.013.210.711.911.415.012.112.7
20139.214.914.614.613.812.49.6MMMMM
2014MMMMMMMMMMMM
2015MMMMMMMMMMMM
2016MMMMMMMMMMMM
2017MMMMMMMMMMMM
2018MMMMMMMMMMMM
2019MMMMMMMMMMMM
2020MMMMMMMMMMMM
2021MMMMMMMMMMMM
2022MMMMMMMMMMMM
2023MMMMMMMMMMMM
2024MMMMMMMMMMMM
2025MMMMMMMMMMMM
NCEI ClimatologyMMMMMMMMMMMM

Average Daily High Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
2012MMM62.2564.8686.4988.0683.4275.9453.8844.8338.93
20138.6036.9442.6944.1063.6973.6080.58MMMMM
2014MMMMMMMMMMMM
2015MMMMMMMMMMMM
2016MMMMMMMMMMMM
2017MMMMMMMMMMMM
2018MMMMMMMMMMMM
2019MMMMMMM75.74MMMM
2020MMMMMMMMMMMM
2021MMMMMMMMMMMM
2022MMMMMMMMMMMM
2023MMMMMMMMMMMM
2024MMMMMMMMMMMM
2025MMMMMMMMMMMM
NCEI Climatology35.1039.1550.2060.1069.7080.4088.9988.2979.1063.0949.0037.39

Average Daily Low Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
2012MMM41.0843.9562.4765.0859.0749.8133.6824.2820.62
2013-0.3117.9119.4925.6343.4654.5360.80MMMMM
2014MMMMMMMMMMMM
2015MMMMMMMMMMMM
2016MMMMMMMMMMMM
2017MMMMMMMMMMMM
2018MMMMMMMMMMMM
2019MMMMMMM72.68MMMM
2020MMMMMMMMMMMM
2021MMMMMMMMMMMM
2022MMMMMMMMMMMM
2023MMMMMMMMMMMM
2024MMMMMMMMMMMM
2025MMMMMMMMMMMM
NCEI Climatology9.4012.7222.2032.5943.5053.8960.1058.0047.3033.5921.0011.70

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
2012MMM51.6754.4074.4876.5771.2462.8843.7834.5529.78
20134.1527.4331.0934.8753.5864.0770.69MMMMM
2014MMMMMMMMMMMM
2015MMMMMMMMMMMM
2016MMMMMMMMMMMM
2017MMMMMMMMMMMM
2018MMMMMMMMMMMM
2019MMMMMMM74.21MMMM
2020MMMMMMMMMMMM
2021MMMMMMMMMMMM
2022MMMMMMMMMMMM
2023MMMMMMMMMMMM
2024MMMMMMMMMMMM
2025MMMMMMMMMMMM
NCEI Climatology22.2525.9336.2046.3456.6067.1574.5573.1563.2048.3435.0024.55

Average Relative Humidity [%]

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
2012MMM54.6%52.7%52.5%47.0%40.5%30.5%56.0%66.3%60.9%
201375.0%63.5%58.1%66.4%59.0%59.4%56.4%MMMMM
2014MMMMMMMMMMMM
2015MMMMMMMMMMMM
2016MMMMMMMMMMMM
2017MMMMMMMMMMMM
2018MMMMMMMMMMMM
2019MMMMMMMMMMMM
2020MMMMMMMMMMMM
2021MMMMMMMMMMMM
2022MMMMMMMMMMMM
2023MMMMMMMMMMMM
2024MMMMMMMMMMMM
2025MMMMMMMMMMMM

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