May in Worms averages a daily high of 20.9°C with nights around 9.2°C. Expect roughly 12.2 wet days totalling 63.1mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Worms is May–September.
Based on WORMS, GM (3.1km), 1995–2024. 29 years of May data.