Danville Illinois Climate Data

Monthly Average Climate Data for Danville Illinois

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-7.6 °C1.2 °C62.23 mm
February-5.9 °C3.7 °C54.86 mm
March-0.7 °C10.1 °C75.44 mm
April5.2 °C17.7 °C106.17 mm
May11.5 °C23.6 °C117.86 mm
June16.4 °C28.1 °C124.97 mm
July18.1 °C29.6 °C107.7 mm
August16.8 °C28.8 °C83.31 mm
September12.6 °C26.1 °C77.72 mm
October6.3 °C19.3 °C87.88 mm
November0.6 °C10.8 °C86.61 mm
December-4.3 °C4 °C64.77 mm
Annual5.8 °C16.9 °C1049.52 mm

Climate Data for Danville Illinois

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateApr. 21 - Apr. 30
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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