Danville Illinois Climate Data

Monthly Average Climate Data for Danville Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January18.4 °F34.1 °F2.45 in.
February21.4 °F38.6 °F2.16 in.
March30.7 °F50.2 °F2.97 in.
April41.3 °F63.8 °F4.18 in.
May52.7 °F74.4 °F4.64 in.
June61.5 °F82.6 °F4.92 in.
July64.6 °F85.2 °F4.24 in.
August62.3 °F83.8 °F3.28 in.
September54.7 °F79.0 °F3.06 in.
October43.4 °F66.7 °F3.46 in.
November33.0 °F51.4 °F3.41 in.
December24.2 °F39.2 °F2.55 in.
Annual42.4 °F62.4 °F41.32 in.

Climate Data for Danville 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 : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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