Champaign Illinois Climate Data

Monthly Average Climate Data for Champaign Illinois

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-8.1 °C0.8 °C57.66 mm
February-6.3 °C3.3 °C53.09 mm
March-1.2 °C9.8 °C70.61 mm
April4.6 °C17.4 °C104.9 mm
May11.2 °C23.3 °C115.32 mm
June16.3 °C27.9 °C120.14 mm
July17.8 °C29.2 °C106.68 mm
August16.4 °C28.4 °C78.99 mm
September12.4 °C26 °C79.5 mm
October5.8 °C18.8 °C87.63 mm
November0 °C10.4 °C81.03 mm
December-4.9 °C3.5 °C61.21 mm
Annual5.3 °C16.6 °C1016.76 mm

Climate Data for Champaign Illinois

Average First Frost DateOct. 11 - Oct. 20
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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