Gorham Illinois Climate Data

Monthly Average Climate Data for Gorham Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January24.0 °F41.5 °F2.99 in.
February28.1 °F46.6 °F3.01 in.
March35.6 °F56.8 °F4.26 in.
April46.0 °F68.0 °F5.25 in.
May56.3 °F77.1 °F5.19 in.
June65.4 °F86.0 °F4.57 in.
July68.9 °F89.0 °F3.65 in.
August66.3 °F87.8 °F3.0 in.
September57.8 °F82.4 °F3.01 in.
October45.8 °F71.0 °F3.47 in.
November36.4 °F56.8 °F4.22 in.
December28.1 °F45.4 °F3.38 in.
Annual46.6 °F67.4 °F46 in.

Climate Data for Gorham Illinois

Average First Frost DateOct. 21 - Oct. 31
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 ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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