Cary Illinois Climate Data

Monthly Average Climate Data for Cary Illinois

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-9.8 °C-1.1 °C48.26 mm
February-8.3 °C1.1 °C48.51 mm
March-3 °C7.5 °C55.37 mm
April2.7 °C14.6 °C95.25 mm
May8.8 °C20.9 °C125.73 mm
June14.3 °C26.4 °C126.49 mm
July17.1 °C28.7 °C103.12 mm
August16.2 °C27.5 °C103.12 mm
September11.8 °C23.7 °C89.15 mm
October5.3 °C16.6 °C80.52 mm
November-0.8 °C8.6 °C62.74 mm
December-6.4 °C1.8 °C53.09 mm
Annual4 °C14.7 °C991.35 mm

Climate Data for Cary 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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