Run in Lyon
Race Day Weather
Comfortable temps, warming through the race
Mild 52°F temps at gun time mean comfortable early miles without overheating risk. Temperatures rising to 67°F through the course will gradually increase perceived effort in the second half. Light winds shouldn't be a major factor for pacing. Moderate humidity at 73% is worth noting for effort level, especially in later miles.
Pace Calculator
Get forecast alerts for Run in Lyon
We'll text or email you when the forecast shifts — so you can adjust gear, pacing, and strategy. Max one per day.
Race Info
Run in Lyon is an annual marathon held each October in Lyon, France. The course starts near the historic Palais de Justice on the Saône riverbank in the Vieux-Lyon district and finishes at Place Bellecour, passing Parc de la Tête d'Or and the Confluence district along the way, with about 293 meters of total elevation gain. It runs alongside a half marathon, a 10K and a 5K charity run, drawing roughly 30,000 runners across all four distances. The marathon is a Boston Marathon qualifier.
