Wilmington Ohio Climate Data

Monthly Average Climate Data for Wilmington Ohio

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January21.2 °F36.8 °F3.15 in.
February23.3 °F40.2 °F2.64 in.
March31.4 °F50.3 °F3.77 in.
April41.6 °F63.1 °F4.47 in.
May52.7 °F73.0 °F4.51 in.
June61.3 °F81.3 °F4.65 in.
July63.9 °F84.0 °F4.25 in.
August61.8 °F83.1 °F3.15 in.
September54.8 °F78.0 °F3.04 in.
October44.0 °F65.7 °F3.1 in.
November34.0 °F52.5 °F3.07 in.
December26.3 °F40.9 °F3.34 in.
Annual43 °F62.4 °F43.14 in.

Climate Data for Wilmington Ohio

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 1 - May 10
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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