March in Hämeenlinna averages a daily high of 2.4°C with nights around -5.5°C. Expect roughly 11.3 wet days totalling 28.7mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Hämeenlinna is June–August.
Based on HAMEENLINNA KATINEN, FI (1.7km), 1995–2024. 22 years of March data.