About Jongny, Vaud's Climate & Weather History

Jongny, in Vaud, Switzerland, is home to roughly 1,400 people in the Europe/Zurich time zone at 46.5°N latitude.

In 2025, Jongny recorded an average annual temperature of 51°F. The hottest temperatures reached 90°F in August; the coolest were 22°F in January. Total precipitation for the year was 66 inches, with the wettest month being September. Snowfall for the year totaled approximately 8 inches.