De Soto Illinois Climate Data

Monthly Average Climate Data for De Soto Illinois

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-4.5 °C4.9 °C82.3 mm
February-2.7 °C7.7 °C77.22 mm
March1.9 °C13.3 °C107.95 mm
April7.6 °C19.6 °C135.38 mm
May13.4 °C24.7 °C133.6 mm
June18.2 °C29.6 °C115.82 mm
July20.2 °C31.1 °C97.28 mm
August18.7 °C30.6 °C78.23 mm
September13.9 °C27.3 °C81.03 mm
October7.5 °C21.1 °C91.95 mm
November2.1 °C13.4 °C106.43 mm
December-2.3 °C7.3 °C89.41 mm
Annual7.8 °C19.2 °C1196.6 mm

Climate Data for De Soto Illinois

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost75-100 Days
Plant Hardiness Zone - 2023Zone 7a : -17.8°C to -15°C
Plant Hardiness Zone - 2012Zone 6b : -20.6°C to -17.8°C
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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