May in Minsk averages a daily high of 18.8°C with nights around 8.2°C. Expect roughly 12.5 wet days totalling 65.2mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Minsk is May–September.
Based on MINSK, BO (4.1km), 1995–2024. 15 years of May data.