Kankakee Illinois Climate Data

Monthly Average Climate Data for Kankakee Illinois

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-8.7 °C0 °C54.86 mm
February-7.1 °C2.4 °C47.75 mm
March-1.8 °C8.9 °C59.94 mm
April3.8 °C16.2 °C94.23 mm
May10.2 °C22.4 °C114.81 mm
June15.7 °C27.5 °C120.14 mm
July17.7 °C29.2 °C114.55 mm
August16.6 °C28.3 °C97.28 mm
September12.1 °C25.3 °C80.26 mm
October5.7 °C18.2 °C84.58 mm
November-0.2 °C9.9 °C66.55 mm
December-5.6 °C2.9 °C54.61 mm
Annual4.9 °C15.9 °C989.56 mm

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 : -26.1°C to -23.3°C
Plant Hardiness Zone - 2012Zone 5b : -26.1°C to -23.3°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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