Hopewell Illinois Climate Data

Monthly Average Climate Data for Hopewell Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January15.6 °F31.9 °F2.06 in.
February19.0 °F36.3 °F1.9 in.
March28.9 °F48.8 °F2.55 in.
April39.4 °F62.3 °F3.88 in.
May50.9 °F73.1 °F4.97 in.
June60.6 °F82.0 °F4.15 in.
July64.1 °F85.1 °F3.71 in.
August62.0 °F83.7 °F3.68 in.
September53.7 °F77.9 °F3.45 in.
October42.1 °F65.2 °F3.16 in.
November31.1 °F50.0 °F2.67 in.
December21.4 °F37.2 °F2.06 in.
Annual40.7 °F61.1 °F38.24 in.

Climate Data for Hopewell 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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