August in Regensburg averages a daily high of 25.9°C with nights around 13.3°C. Expect roughly 12.6 wet days totalling 77.8mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Regensburg is May–September.
Based on REGENSBURG, GM (3.1km), 1995–2024. 30 years of August data.