Westlake (OH) Weather & Climate: Best Time to Visit

In Westlake, temperatures differ significantly between summer and winter months. Average maximum daytime temperatures range from a comfortable 28°C (82°F) in July, the warmest time of the year, to a very cold 1°C (34°F) during cooler months like February.

At night, you can expect temperatures ranging from 19°C (66°F) in July to around -7°C (19°F) during February.

Check out our detailed temperature page for more information.

Temperature ranges by month

Westlake experiences significant rain/snowfall throughout the year, averaging 1078 mm (42 in) of precipitation annually. While rainfall varies throughout the year, each season offers its own charm. October brings wetter days averaging 119 mm (4.7 in) of precipitation, spread over 15 rainy days.

In contrast, the driest month January experiences a drier climate, with about 66 mm (2.6 in) of snow/rainfall spread across 17 snowy/rainy days. For more details, please visit our Westlake Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

Seasonal changes in sunshine hours are quite dramatic in Westlake. While July receives considerable daily sunshine with up to 10.2 hours, December marks the darkest time of the year, where sunshine is scarce with only 2.3 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

Daily percentage of sunshine

The relative humidity is high throughout the year in Westlake.

The city experiences its highest humidity in September, reaching 74%. In April, the humidity drops to its lowest level at 66%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year