Kirkwood Illinois Climate Data

Monthly Average Climate Data for Kirkwood Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January14.8 °F31.4 °F1.65 in.
February18.2 °F36.0 °F1.8 in.
March28.8 °F49.1 °F2.48 in.
April39.4 °F62.1 °F3.78 in.
May51.4 °F72.7 °F5.06 in.
June61.1 °F81.7 °F4.77 in.
July64.3 °F84.8 °F3.94 in.
August62.1 °F83.2 °F3.74 in.
September53.9 °F77.6 °F3.76 in.
October42.1 °F65.0 °F2.85 in.
November30.6 °F49.4 °F2.43 in.
December20.7 °F36.7 °F1.92 in.
Annual40.6 °F60.8 °F38.18 in.

Climate Data for Kirkwood Illinois

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost125-150 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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