May in Salzburg averages a daily high of 20.1°C with nights around 9°C. Expect roughly 16.4 wet days totalling 142.8mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Salzburg is May–September.
Based on SALZBURG, AU (3.3km), 1995–2024. 29 years of May data.