June in Karlsruhe averages a daily high of 25.2°C with nights around 12.9°C. Expect roughly 12.2 wet days totalling 68mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Karlsruhe is May–September.
Based on RHEINSTETTEN, GM (6.7km), 1995–2024. 16 years of June data.