Defiance Ohio Climate Data

Monthly Average Climate Data for Defiance Ohio

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January17.6 °F32.5 °F2.47 in.
February19.3 °F35.9 °F2.12 in.
March27.6 °F46.5 °F2.5 in.
April37.8 °F60.0 °F3.5 in.
May49.5 °F71.5 °F4.1 in.
June59.5 °F80.8 °F3.65 in.
July62.7 °F84.5 °F3.65 in.
August60.5 °F82.3 °F3.52 in.
September52.9 °F76.6 °F3.01 in.
October41.9 °F63.6 °F2.76 in.
November32.0 °F49.4 °F2.9 in.
December23.5 °F37.6 °F2.43 in.
Annual40.4 °F60.1 °F36.61 in.

Climate Data for Defiance Ohio

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 11 - May 20
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation