Geneva Marathon
Race Day Weather
Cool start, light breeze, race potential
Runners will face a temperature rise from 50°F to 60°F, with an average humidity of 66%. Light winds from the WSW will shift to a tailwind between miles 3-5 and 15-18, providing a boost. However, headwinds will challenge runners from miles 9-10, 12-13, and 21-23, necessitating strategic pacing adjustments during these segments. Hydration will be key, especially with a light rain expected.
Pace Calculator
Get forecast alerts for Geneva Marathon
We'll text or email you when the forecast shifts — so you can adjust gear, pacing, and strategy. Max one per day.
Get your personalized Geneva Marathon race plan
Weather-adjusted pacing, per-mile terrain splits, fueling timeline with aid stations, packing checklist, carb tracker, spectator guide — all personalized to your goal and race-day conditions.
Race Info
The Harmony Geneva Marathon for UNICEF is an annual marathon running event held in Geneva, Switzerland. It draws about 9,100 participants every May. Apart from the marathon, there is also a half marathon, a Relay Marathon, a 20 km Handbike and wheelchair race, a 10 km race held on the same day, and races exclusively for women (5 km) and children (1 to 5 km) held the day before. A time limit of six hours and a half applies to the main event. Wikipedia
