Goreville Illinois Climate Data

Monthly Average Climate Data for Goreville Illinois

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-4.3 °C5.5 °C93.73 mm
February-2.7 °C8.6 °C84.07 mm
March2.2 °C13.7 °C117.35 mm
April7.6 °C19.9 °C139.45 mm
May13.1 °C24.4 °C138.94 mm
June17.5 °C29.2 °C119.63 mm
July19.7 °C30.4 °C101.85 mm
August18.5 °C30.4 °C78.74 mm
September14.1 °C27.2 °C85.6 mm
October7.9 °C21.4 °C94.74 mm
November2.3 °C13.7 °C112.78 mm
December-2.5 °C7.4 °C101.09 mm
Annual7.8 °C19.3 °C1267.97 mm

Climate Data for Goreville Illinois

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 1 - May 10
Average Days With Frost75-100 Days
Plant Hardiness Zone - 2023Zone 7a : -17.8°C to -15°C
Plant Hardiness Zone - 2012Zone 6b : -20.6°C to -17.8°C
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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