Clay City Illinois Climate Data

Monthly Average Climate Data for Clay City Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January22.9 °F38.8 °F3.29 in.
February25.8 °F43.5 °F2.55 in.
March34.5 °F54.2 °F3.8 in.
April44.8 °F66.3 °F4.92 in.
May55.4 °F76.1 °F5.02 in.
June64.1 °F84.8 °F4.95 in.
July66.7 °F87.5 °F4.17 in.
August64.3 °F86.6 °F3.4 in.
September56.6 °F81.2 °F3.34 in.
October45.5 °F69.7 °F3.55 in.
November35.2 °F54.7 °F3.98 in.
December27.4 °F43.1 °F3.18 in.
Annual45.3 °F65.5 °F46.15 in.

Climate Data for Clay City Illinois

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateApr. 11 - Apr. 20
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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