Woodstock Illinois Climate Data

Monthly Average Climate Data for Woodstock Illinois

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-9.8 °C-1.2 °C44.96 mm
February-8.4 °C1.2 °C47.75 mm
March-3.2 °C7.6 °C57.4 mm
April2.3 °C14.7 °C97.54 mm
May8.8 °C21.1 °C118.36 mm
June14.2 °C26.4 °C127 mm
July16.6 °C28.5 °C101.6 mm
August15.7 °C27.5 °C100.08 mm
September11.3 °C23.7 °C91.95 mm
October5.2 °C16.4 °C78.23 mm
November-0.9 °C8.4 °C62.99 mm
December-6.7 °C1.4 °C51.31 mm
Annual3.8 °C14.6 °C979.17 mm

Climate Data for Woodstock 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 : -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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