March in Petrozavodsk averages a daily high of -0.1°C with nights around -7.1°C. Expect roughly 13.4 wet days totalling 30.9mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Petrozavodsk is June–August.
Based on PETROZAWODSK, RS (5.5km), 1995–2024. 23 years of March data.