Port William Ohio Climate Data

Monthly Average Climate Data for Port William Ohio

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January21.2 °F36.7 °F3.14 in.
February23.3 °F40.2 °F2.54 in.
March31.3 °F50.3 °F3.68 in.
April41.6 °F63.0 °F4.36 in.
May52.6 °F72.8 °F4.63 in.
June61.2 °F81.1 °F4.65 in.
July63.8 °F83.7 °F4.3 in.
August61.8 °F82.8 °F3.15 in.
September54.6 °F77.7 °F2.96 in.
October43.9 °F65.6 °F3.04 in.
November34.0 °F52.3 °F3.04 in.
December26.4 °F40.9 °F3.25 in.
Annual43 °F62.3 °F42.74 in.

Climate Data for Port William 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 ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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