De Soto Illinois Climate Data

Monthly Average Climate Data for De Soto Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January23.9 °F40.9 °F3.24 in.
February27.2 °F45.9 °F3.04 in.
March35.5 °F56.0 °F4.25 in.
April45.7 °F67.3 °F5.33 in.
May56.1 °F76.4 °F5.26 in.
June64.8 °F85.2 °F4.56 in.
July68.3 °F88.0 °F3.83 in.
August65.6 °F87.0 °F3.08 in.
September57.1 °F81.2 °F3.19 in.
October45.5 °F69.9 °F3.62 in.
November35.7 °F56.2 °F4.19 in.
December27.9 °F45.1 °F3.52 in.
Annual46.1 °F66.6 °F47.11 in.

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 : 0°F to 5°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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