Hecker Illinois Climate Data

Monthly Average Climate Data for Hecker Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January23.4 °F40.5 °F2.71 in.
February26.9 °F45.8 °F2.46 in.
March35.4 °F55.9 °F3.54 in.
April46.0 °F67.7 °F5.0 in.
May56.7 °F76.8 °F5.05 in.
June65.5 °F85.7 °F4.68 in.
July69.4 °F89.0 °F4.1 in.
August67.2 °F87.7 °F3.32 in.
September58.9 °F81.2 °F3.24 in.
October47.4 °F69.8 °F3.08 in.
November36.4 °F55.8 °F3.77 in.
December27.7 °F44.7 °F2.97 in.
Annual46.7 °F66.7 °F43.92 in.

Climate Data for Hecker Illinois

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 11 - Apr. 20
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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