January in Kungsholmen averages a daily high of 1°C with nights around -2.9°C. Expect roughly 8 wet days totalling 22.8mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Kungsholmen is June–August.
Based on STOCKHOLM A, SW (1.4km), 1995–2024. 28 years of January data.