Climate almanac
Olsztynek
Warmia-Masuria, Poland · 53.58°, 20.28°
What is the weather like in Olsztynek in September?
In September, Olsztynek is typically 67°F (19°C) during the day and 49°F (10°C) at night. The month brings about 2.3 in (58 mm) of precipitation in total.
- Average high67°F (19°C)
- Average low49°F (10°C)
- Precipitation2.3 in (58 mm)
- Clear or mostly clear days9
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)