With a population of around 2,300, Wilderswil sits in Bern, Switzerland. The city operates in the Europe/Zurich time zone.
In 2025, Wilderswil recorded an average annual temperature of 53°F. The hottest temperatures reached 92°F in August; the coolest were 22°F in November. Total precipitation for the year was 64 inches, with the wettest month being July. Snowfall for the year totaled approximately 30 inches.
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