About Windsor, CO's Climate & Weather History

Windsor, in Colorado, United States, is home to roughly 32,700 people in the Mountain Time Zone at 40.5°N latitude.

In 2025, Windsor recorded an average annual temperature of 51°F. The hottest temperatures reached 98°F in August; the coolest were -15°F in January. Total precipitation for the year was 19 inches, with the wettest month being May. Snowfall for the year totaled approximately 8 inches.