Typical June weather in Lyon

Daily high temperatures, from  22°C (73°F) to 26°C (79°F), rarely falling below 16°C (62°F) or exceeding 32°C (90°F).

Daily low temperatures, from 12°C (54°F) to 15°C (60°F), rarely falling below 8°C (47°F) or exceeding 20°C (67°F).

For information please see link below:

https://www.weather-atlas.com/en/france/lyon-weather-june