Thompsonville Illinois Climate Data

Monthly Average Climate Data for Thompsonville Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January23.4 °F40.4 °F3.42 in.
February26.4 °F45.4 °F2.97 in.
March34.9 °F55.4 °F4.2 in.
April45.0 °F67.1 °F5.23 in.
May55.5 °F75.8 °F5.19 in.
June64.0 °F84.3 °F4.6 in.
July67.5 °F87.4 °F3.94 in.
August65.2 °F86.6 °F3.03 in.
September57.0 °F80.9 °F3.15 in.
October45.5 °F69.6 °F3.44 in.
November35.4 °F56.0 °F4.16 in.
December27.5 °F44.7 °F3.48 in.
Annual45.6 °F66.1 °F46.81 in.

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