March in Białystok averages a daily high of 6.4°C with nights around -2.8°C. Expect roughly 12.6 wet days totalling 32.6mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Białystok is May–September.
Based on BIALYSTOK, PL (3.7km), 1995–2024. 29 years of March data.