Chalais is a city of approximately 2,700 people in Valais, Switzerland. Located in the Europe/Zurich time zone at 46.3°N latitude.
In 2025, Chalais recorded an average annual temperature of 53°F. The hottest temperatures reached 97°F in June; the coolest were 9°F in March. Total precipitation for the year was 38 inches, with the wettest month being October. Snowfall for the year totaled approximately 45 inches.
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