March in Mikkeli averages a daily high of 1.2°C with nights around -8°C. Expect roughly 13.1 wet days totalling 34.4mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Mikkeli is June–August.
Based on MIKKELI LENTOASEMA, FI (3.3km), 1995–2024. 29 years of March data.