Westlake Ohio Climate Data

Monthly Average Climate Data for Westlake Ohio

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January21.4 °F34.9 °F2.95 in.
February22.4 °F37.0 °F2.27 in.
March29.0 °F45.1 °F3.2 in.
April40.3 °F58.6 °F3.89 in.
May51.5 °F69.5 °F3.83 in.
June61.2 °F78.5 °F3.93 in.
July65.5 °F82.0 °F3.72 in.
August64.3 °F80.8 °F3.76 in.
September57.6 °F74.7 °F3.89 in.
October46.5 °F63.0 °F3.63 in.
November36.4 °F50.6 °F3.17 in.
December27.3 °F39.8 °F3.02 in.
Annual43.6 °F59.5 °F41.26 in.

Climate Data for Westlake Ohio

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 11 - May 20
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 7a : 0°F to 5°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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