March in Södermalm averages a daily high of 5°C with nights around -1°C. Expect roughly 7 wet days totalling 18.2mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Södermalm is June–August.
Based on STOCKHOLM A, SW (3.2km), 1995–2024. 28 years of March data.