Roseville Illinois Climate Data

Monthly Average Climate Data for Roseville Illinois

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-9.4 °C-0.2 °C44.2 mm
February-7.6 °C2.4 °C47.5 mm
March-1.7 °C9.6 °C62.99 mm
April4.2 °C16.8 °C97.03 mm
May10.9 °C22.7 °C129.03 mm
June16.2 °C27.6 °C121.67 mm
July18.1 °C29.3 °C101.6 mm
August16.8 °C28.4 °C92.46 mm
September12.2 °C25.3 °C94.49 mm
October5.7 °C18.3 °C75.18 mm
November-0.7 °C9.7 °C62.74 mm
December-6.2 °C2.8 °C48.77 mm
Annual4.9 °C16.1 °C977.66 mm

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