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IRONMAN 70.3 Switzerland

location_on

Jona, Zürich, Switzerland

calendar_today 07 Jun, 2026

About the Event

Experience the ultimate triathlon challenge at IRONMAN 70.3 Switzerland in Rapperswil-Jona on June 15, 2025. This iconic event transforms the "City of Roses" into a breathtaking arena where athletes conquer a 1.9km swim in the pristine Obersee, a demanding 90km bike ride through rolling hills, and a 21.1km run culminating in a spectacular lakeside finish. Since 2007, this race has drawn competitors to its unique blend of urban energy and natural beauty, creating an unforgettable celebration of endurance. The IRONMAN 70.3 Switzerland offers more than a medal; it's a journey through one of Switzerland's most charming regions, where personal triumph meets postcard-perfect scenery at every turn.

Races Offered

IRONMAN 70.3 Switzerland

Jun 07, 2026

straighten

Distance — 1.9 km 90 km 21.1 km

terrain

Type — Multisports

timer

22 days remaining

Weather History

These values represent the 3-year monthly averages for June in Jona.

thermostat Temperature

14.4° / 24.8°

wb_sunny Feels like

14.3° / 24.8°

light_mode Avg sunshine hours

12h 11m

water_drop Avg rainfall

4.1 mm

ac_unit Avg snowfall

—

air Avg wind speed

5.7 km/h (Light breeze)

opacity Sweat loss rate

Moderate

terrain Course conditions

Firm and slightly soft

sunny Max UV Index

Moderate (5.6)

humidity_mid Humidity

72.2%

wb_twilight Sunrise

05:28

nightlight Sunset

21:20

About Jona

Learn more about the host city, Jona.

The name Jona is of biblical origin and is associated with the prophet Jona who was sent to preach in Nineveh. The word yōnāh in Hebrew means dove, so it symbolizes peace and hope. In Spain, the name Jona is used as an abbreviation for the name Jonatan, while in other countries, such as Norway, Jona is used as a female name.