May in Leeuwarden averages a daily high of 16.7°C with nights around 7.6°C. Expect roughly 12.2 wet days totalling 57.7mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Leeuwarden is June–September.
Based on LEEUWARDEN, NL (4.5km), 1995–2024. 30 years of May data.