About Sonnen, Bavaria's Climate & Weather History

With a population of around 1,500, Sonnen sits in Bavaria, Germany. The city operates in the Central European time zone.

In 2025, Sonnen recorded an average annual temperature of 46°F. The hottest temperatures reached 88°F in July; the coolest were 3°F in January. Total precipitation for the year was 30 inches, with the wettest month being July. Snowfall for the year totaled approximately 8 inches.