March in Hameln averages a daily high of 8.6°C with nights around 1.3°C. Expect roughly 13.4 wet days totalling 55.5mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Hameln is May–September.
Based on SALZHEMMENDORF LAUENSTEIN, GM (13.7km), 1995–2024. 12 years of March data.