Thornville Ohio Climate Data

Monthly Average Climate Data for Thornville Ohio

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-6.7 °C2.3 °C82.55 mm
February-5.7 °C4.1 °C65.28 mm
March-1.3 °C9.7 °C92.71 mm
April4.6 °C16.9 °C101.85 mm
May10.3 °C22.3 °C105.66 mm
June15.2 °C26.8 °C114.55 mm
July17.1 °C28.5 °C113.03 mm
August16 °C27.9 °C91.95 mm
September11.9 °C24.7 °C85.09 mm
October5.6 °C18.1 °C74.68 mm
November0.3 °C10.9 °C76.2 mm
December-3.7 °C4.8 °C80.01 mm
Annual5.3 °C16.4 °C1083.56 mm

Climate Data for Thornville Ohio

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6a : -23.3°C to -20.6°C
Plant Hardiness Zone - 2012Zone 6a : -23.3°C to -20.6°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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