About Britton, SD's Climate & Weather History

With a population of around 1,200, Britton sits in South Dakota, United States. The city operates in the Central Time Zone.

In 2025, Britton recorded an average annual temperature of 45°F. The hottest temperatures reached 96°F in June; the coolest were -28°F in February. Total precipitation for the year was 33 inches, with the wettest month being June. Snowfall for the year totaled approximately 12 inches.