Cottage Lake is a city of approximately 22,500 people in Washington, United States. Located in the Pacific Time Zone at 47.7°N latitude.
In 2025, Cottage Lake recorded an average annual temperature of 52°F. The hottest temperatures reached 92°F in July; the coolest were 16°F in February. Total precipitation for the year was 54 inches, with the wettest month being December. Snowfall for the year totaled approximately 7 inches.
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