Bellefontaine Ohio Climate Data

Monthly Average Climate Data for Bellefontaine Ohio

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January17.7 °F32.8 °F3.04 in.
February19.9 °F36.4 °F2.4 in.
March28.2 °F46.7 °F3.26 in.
April38.5 °F59.7 °F4.24 in.
May50.0 °F70.3 °F4.42 in.
June59.6 °F78.9 °F4.91 in.
July62.2 °F82.1 °F4.59 in.
August60.9 °F80.7 °F3.81 in.
September54.0 °F75.3 °F3.3 in.
October42.3 °F62.9 °F2.89 in.
November31.8 °F49.1 °F3.17 in.
December23.4 °F37.7 °F3.12 in.
Annual40.7 °F59.4 °F43.15 in.

Climate Data for Bellefontaine 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 : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation