Ransom Illinois Climate Data

Monthly Average Climate Data for Ransom Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January16.0 °F31.5 °F2.01 in.
February19.3 °F36.0 °F1.82 in.
March28.9 °F48.5 °F2.51 in.
April39.3 °F61.4 °F3.61 in.
May51.3 °F72.5 °F4.59 in.
June60.8 °F81.4 °F4.52 in.
July64.1 °F84.1 °F4.03 in.
August62.0 °F82.4 °F3.75 in.
September53.7 °F77.3 °F3.38 in.
October42.2 °F64.6 °F3.08 in.
November31.1 °F49.3 °F2.61 in.
December21.4 °F36.7 °F2.08 in.
Annual40.8 °F60.5 °F37.99 in.

Climate Data for Ransom Illinois

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 1 - May 10
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 5b : -15°F to -10°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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