Lostorf, in Solothurn, Switzerland, is home to roughly 3,700 people in the Europe/Zurich time zone at 47.4°N latitude.
In 2025, Lostorf recorded an average annual temperature of 50°F. The hottest temperatures reached 93°F in August; the coolest were 19°F in November. Total precipitation for the year was 50 inches, with the wettest month being September. Snowfall for the year totaled approximately 5 inches.
View current conditions and forecast for Lostorf · More cities in Solothurn