Thornville Ohio Climate Data

Monthly Average Climate Data for Thornville Ohio

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January20.0 °F36.2 °F3.25 in.
February21.7 °F39.4 °F2.57 in.
March29.7 °F49.5 °F3.65 in.
April40.2 °F62.5 °F4.01 in.
May50.5 °F72.1 °F4.16 in.
June59.3 °F80.3 °F4.51 in.
July62.8 °F83.3 °F4.45 in.
August60.8 °F82.2 °F3.62 in.
September53.5 °F76.5 °F3.35 in.
October42.1 °F64.6 °F2.94 in.
November32.6 °F51.6 °F3.0 in.
December25.4 °F40.7 °F3.15 in.
Annual41.6 °F61.6 °F42.66 in.

Climate Data for Thornville Ohio

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 1 - May 10
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsExtreme Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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