Oakbrook Terrace Illinois Climate Data

Monthly Average Climate Data for Oakbrook Terrace Illinois

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-8.7 °C-0.2 °C55.37 mm
February-7.2 °C2 °C54.86 mm
March-2 °C8.4 °C59.44 mm
April3.7 °C15.4 °C99.82 mm
May9.8 °C21.7 °C121.67 mm
June15.4 °C27.2 °C114.81 mm
July18.2 °C29.4 °C97.54 mm
August17.2 °C28.3 °C107.19 mm
September12.9 °C24.7 °C85.85 mm
October6.2 °C17.4 °C89.15 mm
November-0.1 °C9.3 °C66.04 mm
December-5.5 °C2.7 °C58.17 mm
Annual5 °C15.5 °C1009.91 mm

Climate Data for Oakbrook Terrace Illinois

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 1 - May 10
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6a : -23.3°C to -20.6°C
Plant Hardiness Zone - 2012Zone 5b : -26.1°C to -23.3°C
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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