About Ascona, Ticino's Climate & Weather History

Ascona is a city of approximately 5,100 people in Ticino, Switzerland. Located in the Europe/Zurich time zone at 46.2°N latitude.

In 2025, Ascona recorded an average annual temperature of 57°F. The hottest temperatures reached 97°F in August; the coolest were 23°F in January. Total precipitation for the year was 77 inches, with the wettest month being September. Snowfall for the year totaled approximately 8 inches.