November in Oslo averages a daily high of 4.6°C with nights around 0.1°C. Expect roughly 13.7 wet days totalling 76.9mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Oslo is June–September.
Based on OSLO BLINDERN, NO (3.6km), 1995–2024. 30 years of November data.