Climate almanac
Interlaken
Bern, Switzerland · 46.68°, 7.87°
What is the weather like in Interlaken in September?
In September, Interlaken is typically 61°F (16°C) during the day and 45°F (7°C) at night. The month brings about 6.3 in (159 mm) of precipitation in total. Snowfall averages about 1.5 in (38 mm) over the month.
- Average high61°F (16°C)
- Average low45°F (7°C)
- Precipitation6.3 in (159 mm)
- Clear or mostly clear days8
- Snowfall1.5 in (38 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)