Carbon Cliff Illinois Climate Data

Monthly Average Climate Data for Carbon Cliff Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January14.4 °F30.5 °F1.56 in.
February17.9 °F35.0 °F1.76 in.
March28.6 °F47.9 °F2.52 in.
April39.6 °F61.1 °F3.68 in.
May51.5 °F72.3 °F4.87 in.
June61.5 °F81.7 °F4.85 in.
July65.1 °F84.8 °F4.29 in.
August63.0 °F82.9 °F3.95 in.
September54.7 °F76.9 °F3.54 in.
October42.9 °F64.0 °F2.87 in.
November30.9 °F48.9 °F2.27 in.
December20.5 °F35.9 °F2.04 in.
Annual40.9 °F60.2 °F38.2 in.

Climate Data for Carbon Cliff Illinois

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 5b : -15°F to -10°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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