Course & Elevation
The Rennes Marathon is a fast, predominantly flat urban course that showcases Brittany's charming medieval capital. The route winds through the historic center, passes along the Ille and Vilaine rivers, and features tree-lined streets and parks, making it ideal for personal best attempts.
Course Facts
Distance 42.195 km
Elevation Gain 180 m
Surface road
Profile Flat
Weather on Race Day
13°C
Temperature
72%
Humidity
45%
Rain Chance
Cool autumn weather typical of Brittany with moderate humidity and occasional rain. Runners should prepare for potentially wet conditions and mild temperatures ideal for steady pacing.
Get Your Training Plan
Free, personalized for this race
Get alerts for Rennes Marathon
Registration openings, date changes, sell-out warnings.