Vetroz is a city of approximately 4,100 people in Valais, Switzerland. Located in the Europe/Zurich time zone at 46.2°N latitude.
Recent weather here gives a sense of typical conditions: in 2025, Vetroz recorded a mean annual temperature of 54°F, ranging from 13°F lows in January to 98°F highs in August, with about 46 inches of precipitation across the year.