About Zuzwil, Saint Gallen's Climate & Weather History

With a population of around 4,200, Zuzwil sits in Saint Gallen, Switzerland. The city operates in the Europe/Zurich time zone.

In 2025, Zuzwil recorded an average annual temperature of 49°F. The hottest temperatures reached 90°F in July; the coolest were 13°F in November. Total precipitation for the year was 51 inches, with the wettest month being August. Snowfall for the year totaled approximately 7 inches.