La Grange Park Illinois Climate Data

Monthly Average Climate Data for La Grange Park Illinois

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-8 °C-0.2 °C55.37 mm
February-6.5 °C1.9 °C53.34 mm
March-1.3 °C8.1 °C60.2 mm
April4.4 °C15.2 °C100.84 mm
May10.4 °C21.4 °C121.16 mm
June16.1 °C27 °C111.25 mm
July18.9 °C29.4 °C104.14 mm
August18.1 °C28.3 °C105.66 mm
September13.8 °C24.7 °C83.57 mm
October6.9 °C17.4 °C88.14 mm
November0.7 °C9.6 °C64.77 mm
December-4.8 °C2.9 °C58.93 mm
Annual5.7 °C15.5 °C1007.37 mm

Climate Data for La Grange Park 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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