Ashley Illinois Climate Data

Monthly Average Climate Data for Ashley Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January22.6 °F39.0 °F2.85 in.
February25.9 °F44.0 °F2.51 in.
March34.5 °F54.2 °F3.63 in.
April44.9 °F66.2 °F4.86 in.
May55.6 °F75.3 °F5.06 in.
June64.2 °F84.3 °F4.89 in.
July67.5 °F87.4 °F4.05 in.
August65.2 °F86.4 °F3.17 in.
September57.0 °F80.5 °F3.39 in.
October45.8 °F69.1 °F3.29 in.
November35.5 °F54.5 °F3.84 in.
December27.1 °F43.2 °F2.94 in.
Annual45.5 °F65.3 °F44.48 in.

Climate Data for Ashley Illinois

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 11 - Apr. 20
Average Days With Frost75-100 Days
Plant Hardiness Zone - 2023Zone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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