Kankakee Illinois Climate Data

Monthly Average Climate Data for Kankakee Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January16.3 °F32.0 °F2.16 in.
February19.3 °F36.4 °F1.88 in.
March28.7 °F48.1 °F2.36 in.
April38.9 °F61.2 °F3.71 in.
May50.3 °F72.4 °F4.52 in.
June60.2 °F81.5 °F4.73 in.
July63.8 °F84.6 °F4.51 in.
August61.8 °F83.0 °F3.83 in.
September53.8 °F77.6 °F3.16 in.
October42.2 °F64.7 °F3.33 in.
November31.7 °F49.8 °F2.62 in.
December22.0 °F37.3 °F2.15 in.
Annual40.8 °F60.7 °F38.96 in.

Climate Data for Kankakee Illinois

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 1 - May 10
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 5b : -15°F to -10°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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