The 2026 Geneva Marathon has concluded.Share your finish

Geneva Marathon

Race complete
Geneva, Switzerland · May 10, 2026
partly-cloudy-day59°·61° high·Breezy·Dry
9
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Race Day Weather

partly-cloudy-day
59°at start
61° high
Breezy
Dry

Cool temps, manageable winds

Runners will face cool temperatures starting at 59°F and peaking at 61°F, with average humidity at 82%. Wind will be mild, with a crosswind for most segments, transitioning to a tailwind at critical points like miles 6 and 14. Runners should maintain a steady pace and stay hydrated, especially during the tailwind sections to aid in their performance.

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Distance: 26.2mi
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Race Plan

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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.

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Carb Tracker
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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

FAQ

When is the 2026 Geneva Marathon?

The 2026 Geneva Marathon will be held on Sunday May 10, 2026.

What is the time limit for the Geneva Marathon?

The time limit for the Geneva Marathon is 6 hours.

What will the weather be like for the 2026 Geneva Marathon?

The forecast calls for a high of 61°F and a low of 55°F with a 0% chance of rain.

Historical Weather

Based on 19 years of data
Avg Temp
61°F
L:55° H:62°
RunScore
8
Conditions
Rain Freq
47%
9 of 19 yrs
Wind8mph
Dew46°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScore
2025
clear-day
60°/70°-
9
2024
cloudy
55°/67°Light
8
2023
partly-cloudy-day
64°/67°Light
9
2022
partly-cloudy-day
66°/75°-
8
2019
rain
53°/60°Light
7
2018
partly-cloudy-day
62°/71°-
8
2017
cloudy
52°/55°Light
6
2016
cloudy
59°/71°-
9
2015
rain
57°/61°Light
8
2014
cloudy
51°/55°-
7
2013
partly-cloudy-day
55°/64°-
8
2012
cloudy
53°/60°Light
8
2011
partly-cloudy-day
51°/58°Light
9
2010
partly-cloudy-day
53°/55°-
9
2009
clear-day
63°/69°-
8
2008
rain
33°/34°Light
6
2007
partly-cloudy-day
57°/67°-
9
2006
partly-cloudy-day
53°/62°Light
9
2005
partly-cloudy-day
51°/58°-
9