[ITDB9] D3 - Ion Summit [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 (USC00357736) 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
2019MMMMMMM0.000.790.270.421.03
20201.250.840.910.451.541.610.050.070.00MMM
2021MMM0.001.360.740.410.170.180.510.320.96
20221.060.290.361.241.071.220.000.070.080.000.002.11
20230.000.001.480.521.491.410.030.440.650.430.280.92
20242.501.181.311.590.560.480.000.170.941.001.171.37
20250.482.810.970.381.010.000.150.00MMMM
NCEI Climatology1.501.261.421.471.921.270.340.280.340.901.281.79

Average Wind Speed [MPH]

YearJanFebMarAprMayJunJulAugSepOctNovDec
2019MMMMMMMMMMMM
2020MMMMMMMMMMMM
2021MMMMMMMMMMMM
2022MMMMMMMMMMMM
2023MMMMMMMMMMMM
2024MMMMMMMMMMMM
2025M7.612.58.69.28.87.98.2MMMM
NCEI ClimatologyMMMMMMMMMMMM

Average Daily High Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
2019MMMMMMM84.6870.5952.8249.1537.06
202040.5043.2049.3857.7365.0471.0183.9184.7979.99MMM
2021MMM77.9063.4782.2491.2482.9376.1159.1554.2144.41
202235.2642.4053.6653.6762.5672.5489.3088.9879.2567.6429.1932.80
202331.4618.0540.4952.2968.3169.3987.6481.9972.4264.6241.3137.43
202434.3843.2646.7454.9962.2578.1289.5283.7176.4164.6344.7941.22
202538.2839.1750.2457.1967.9071.6185.3684.16MMMM
NCEI Climatology38.4143.6352.0158.1167.4077.8089.8089.2979.3063.2048.9037.90

Average Daily Low Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
2019MMMMMMM59.9851.7933.8332.5728.01
202029.2726.0831.9436.3143.9150.5858.5661.7156.10MMM
2021MMM59.1843.1956.8566.3657.7651.4742.7236.8530.15
202222.3124.9134.4033.8442.0449.5963.7464.8055.3547.0516.2720.84
202322.9012.9229.4034.8450.0249.8463.2560.8352.6448.0526.9426.64
202422.3729.5830.6436.3940.0953.4563.6058.5853.8943.5530.9328.28
202524.0025.1233.4736.8545.3152.0661.3558.84MMMM
NCEI Climatology20.0123.2627.7031.7038.7045.5154.0052.7043.7033.6024.3018.70

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
2019MMMMMMM72.3361.1943.3240.8632.53
202034.8834.6440.6647.0254.4760.7971.2473.2568.04MMM
2021MMM68.5453.3369.5478.8070.3563.7950.9345.5337.28
202228.7833.6544.0343.7552.3061.0676.5276.8967.3057.3422.7326.82
202327.1815.4934.9543.5659.1659.6275.4471.4162.5356.3434.1332.03
202428.3836.4238.6945.6951.1765.7876.5671.1465.1554.0937.8634.75
202531.1432.1441.8647.0256.6061.8373.3571.50MMMM
NCEI Climatology29.2133.4439.8544.9053.0561.6571.9071.0061.5048.4036.6028.30

Average Relative Humidity [%]

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
2019MMMMMMMMMMMM
2020MMMMMMMMMMMM
2021MMMMMMMMMMMM
2022MMMMMMMMMMMM
2023MMMMMMMMMMMM
2024MMMMMMMMMMMM
2025M62.8%61.9%50.2%45.9%29.7%33.6%32.4%MMMM

Monthly Plots

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