Leuk is a city of approximately 3,400 people in Valais, Switzerland. Located in the Europe/Zurich time zone at 46.3°N latitude.
Recent weather here gives a sense of typical conditions: in 2025, Leuk recorded a mean annual temperature of 51°F, ranging from 4°F lows in January to 96°F highs in June, with about 40 inches of precipitation across the year.