May in Berlin averages a daily high of 19.9°C with nights around 9.3°C. Expect roughly 10.8 wet days totalling 48.7mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Berlin is May–September.
Based on BERLIN TEMPELHOF, GM (6.3km), 1995–2024. 30 years of May data.