June in Lyon averages a daily high of 25.5°C with nights around 15.2°C. Expect roughly 9.7 wet days totalling 71.2mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Lyon is May–September.
Based on LYON ST EXUPERY, FR (18km), 1995–2024. 30 years of June data.