About Sins, Aargau's Climate & Weather History

Sins, in Aargau, Switzerland, is home to roughly 3,600 people in the Europe/Zurich time zone at 47.2°N latitude.

In 2025, Sins recorded an average annual temperature of 50°F. The hottest temperatures reached 91°F in July; the coolest were 23°F in December. Total precipitation for the year was 51 inches, with the wettest month being July. Snowfall for the year totaled approximately 5 inches.