Fisher Illinois Climate Data

Monthly Average Climate Data for Fisher Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January17.1 °F33.1 °F2.35 in.
February20.3 °F37.7 °F2.1 in.
March29.4 °F49.4 °F2.77 in.
April39.9 °F63.0 °F4.06 in.
May51.8 °F74.0 °F4.52 in.
June61.1 °F82.5 °F4.73 in.
July63.9 °F84.8 °F4.42 in.
August61.4 °F83.3 °F3.81 in.
September54.0 °F78.8 °F3.37 in.
October42.2 °F65.9 °F3.33 in.
November31.7 °F50.7 °F3.13 in.
December22.7 °F38.0 °F2.39 in.
Annual41.3 °F61.8 °F40.98 in.

Climate Data for Fisher Illinois

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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