Climate almanac
Selfoss
South, Iceland · 63.93°, -21.00°
What is the weather like in Selfoss in September?
In September, Selfoss is typically 51°F (11°C) during the day and 43°F (6°C) at night. The month brings about 6.5 in (165 mm) of precipitation in total. Snowfall averages about 0.3 in (8 mm) over the month.
- Average high51°F (11°C)
- Average low43°F (6°C)
- Precipitation6.5 in (165 mm)
- Clear or mostly clear days3
- Snowfall0.3 in (8 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)