IRONMAN Switzerland Thun
IRONMAN Switzerland Thun, part of the IRONMAN series, is a triathlon held in Thun, Switzerland. The 2026 edition took place on Sunday, 5 July 2026. It is run over the Full Distance / 140.6 distance.
Who it's for
Built for experienced triathlon athletes.
Good fit if you…
- are experienced in triathlon and want a hard race
- want a well-known, high-status race
Maybe not if you…
- are brand-new to triathlon: start with something shorter
What should you know about IRONMAN Switzerland Thun?
- Date
- Sunday, 5 July 2026
- Format
- Full Distance / 140.6
- Water temp
- 19.3°C · 67°F
Need to know
When is IRONMAN Switzerland Thun 2026?
IRONMAN Switzerland Thun takes place on Sunday, 5 July 2026. Dates can move year to year, so confirm the exact day on the official race page before you book travel.
Where does IRONMAN Switzerland Thun take place?
Thun, Switzerland
When has IRONMAN Switzerland Thun taken place before?
FAQs
What do athletes ask about IRONMAN Switzerland Thun?
Where is IRONMAN Switzerland Thun held?
IRONMAN Switzerland Thun is held in Thun, Switzerland. The race page has the venue location and a map, and links straight through to the official site for the precise start area.
What distances can you race at IRONMAN Switzerland Thun?
IRONMAN Switzerland Thun offers Full Distance / 140.6. The Full Distance / 140.6 is a 3.8 km swim, 180 km bike and 42.2 km run. Pick your distance and enter on the official site. Each format usually has its own start wave and cut-offs.
How hard is IRONMAN Switzerland Thun?
IRONMAN Switzerland Thun is rated elite (5/5) for difficulty on FindMyNextRace, based on its distance, terrain, and the level of the field. Use that as a guide and match it to your current fitness before you commit.
What's the water temperature at IRONMAN Switzerland Thun?
The swim at IRONMAN Switzerland Thun is around 19.3°C (67°F), based on the official average for the venue. Water temperature drives wetsuit rules, so check the organiser's current wetsuit policy before race day.
How do I enter IRONMAN Switzerland Thun?
You enter IRONMAN Switzerland Thun through the official organiser. Registration is handled on their site, and FindMyNextRace links you straight there. Places for popular editions can sell out early, so register as soon as entry opens.
Is IRONMAN Switzerland Thun part of a race series?
Yes, IRONMAN Switzerland Thun is part of the IRONMAN series. Series events often share a qualification, points, or championship pathway, so if you're chasing the series, check how this race fits its calendar.
How should I train for IRONMAN Switzerland Thun?
Training for IRONMAN Switzerland Thun depends on your target distance and current fitness. Most athletes follow a structured block of 12–20 weeks for a Full Distance / 140.6 effort. Build a plan tailored to your race date and level with AI Training Plan (https://aitrainingplan.app).
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