May in Kyiv averages a daily high of 21.2°C with nights around 10.7°C. Expect roughly 10.8 wet days totalling 52.2mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Kyiv is May–September.
Based on KIEV, UP (6.1km), 1995–2024. 21 years of May data.