February in Sundsvall averages a daily high of -0.6°C with nights around -9°C. Expect roughly 11.2 wet days totalling 38.4mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Sundsvall is June–August.
Based on SIDSJO, SW (1.5km), 1995–2024. 12 years of February data.