Magnolia Illinois Climate Data

Monthly Average Climate Data for Magnolia Illinois

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-9.4 °C-0.4 °C48.51 mm
February-7.4 °C2.1 °C45.97 mm
March-2.1 °C9 °C64.01 mm
April3.8 °C16.5 °C92.2 mm
May10.4 °C22.6 °C116.59 mm
June15.8 °C27.4 °C106.93 mm
July17.8 °C29.2 °C98.04 mm
August16.6 °C28.2 °C95.76 mm
September12 °C25.2 °C87.12 mm
October5.6 °C18.2 °C74.17 mm
November-0.6 °C9.7 °C66.29 mm
December-6.2 °C2.5 °C49.78 mm
Annual4.7 °C15.9 °C945.37 mm

Climate Data for Magnolia 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 ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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