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IRONMAN 70.3 Switzerland
IRONMAN 70.3 Switzerland is raced in Rapperswil-Jona, Switzerland (Swim 1.9 km · Bike 90 km · Run 21.1 km). Results from 3 editions (2024–2026), the course, race-day weather and water temperature.
- SwimLake
- BikeHilly
- RunRolling
- High air temp21°C69°F
- Low air temp16°C62°F
- Avg. water temp17°C63°F
Temperatures: race-hours average over 3 editions
IRONMAN 70.3 Switzerland results
Fastest men
3:55:10
Samuel Studer · 2025
Fastest women
4:24:08
Marit Lindemann · 2025
Fastest edition
2025
median 5:40:52
Avg. age group · 2026
5:45:25
swim 38:58 · bike 2:59:41 · run 1:56:48
| Edition | Date | Finishers | Men | Women | Median | |
|---|---|---|---|---|---|---|
| 2026 | Jun 7, 2026 | 1936 | Benjamin Ueltschi 4:01:53 | Corina Bello 4:31:54 | 5:43:59 | Pacing |
| 2025 | Jun 1, 2025 | 1896 | Samuel Studer 3:55:10 | Marit Lindemann 4:24:08 | 5:40:52 | Pacing |
| 2024 | Jun 2, 2024 | 1994 | Leonard Arnold 3:26:53 | Julie Derron 3:52:30 | 5:11:12 | Pacing |
IRONMAN 70.3 Switzerland course
The bike is hilly, with ≈1,140 m (3,740 ft) of climbing on the bike and ≈50 m (164 ft) of climbing on the run.
Swim Bike Run · Watch the replay on the map →
Bike · 85.3 km53 mi · ≈ +1,140 m3,740 ft · from 408 to 737 m1,339 to 2,418 ft
Run · 21.3 km13.2 mi · ≈ +50 m164 ft · from 406 to 417 m1,332 to 1,368 ft
Difficulty
#33 hardest of 125
vs. the average IRONMAN 70.3: +2.4% · swim −1.5% · bike +5.8% · run −0.9%
Elevation filtered for terrain-model noise; a bike computer may read differently.
IRONMAN 70.3 Switzerland weather & water temperature
| Edition | Air swim / bike / run | Wind | Rain | Water | AG wetsuit |
|---|---|---|---|---|---|
| 2026 | 17°C62°F / 18°C65°F / 20°C68°F | 5 km/h3 mph | 0.0 mm0.00 in | — | — |
| 2025 | 19°C66°F / 22°C71°F / 25°C77°F | 5 km/h3 mph | 0.2 mm0.01 in | — | — |
| 2024 | 14°C56°F / 14°C58°F / 16°C62°F | 2 km/h1 mph | 1.9 mm0.07 in | — | — |
Lake or river: the official temperature is announced on race morning. Wetsuit rules →
IRONMAN 70.3 Switzerland reviews
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