Como Illinois Climate Data

Monthly Average Climate Data for Como Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January13.1 °F29.5 °F1.7 in.
February16.9 °F34.0 °F1.72 in.
March27.4 °F46.7 °F2.42 in.
April38.1 °F60.2 °F3.85 in.
May50.1 °F71.6 °F4.9 in.
June59.9 °F80.8 °F5.35 in.
July63.1 °F83.8 °F4.26 in.
August61.0 °F82.0 °F4.26 in.
September52.6 °F76.1 °F3.73 in.
October40.9 °F63.1 °F2.82 in.
November29.7 °F47.8 °F2.27 in.
December19.6 °F35.1 °F1.96 in.
Annual39.4 °F59.2 °F39.24 in.

Climate Data for Como Illinois

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
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 ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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