Roseville Illinois Climate Data

Monthly Average Climate Data for Roseville Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January15.0 °F31.6 °F1.74 in.
February18.4 °F36.3 °F1.87 in.
March28.9 °F49.2 °F2.48 in.
April39.5 °F62.2 °F3.82 in.
May51.6 °F72.8 °F5.08 in.
June61.2 °F81.7 °F4.79 in.
July64.5 °F84.8 °F4.0 in.
August62.3 °F83.2 °F3.64 in.
September54.0 °F77.5 °F3.72 in.
October42.2 °F65.0 °F2.96 in.
November30.7 °F49.5 °F2.47 in.
December20.9 °F37.0 °F1.92 in.
Annual40.8 °F60.9 °F38.49 in.

Climate Data for Roseville Illinois

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 1 - May 10
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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