IRONMAN 70.3 Swansea

About the Event

Experience a true Welsh classic where coastal beauty meets legendary community spirit. The Welsh Triathlon returns on Sunday, 19th July 2026, offering an unforgettable journey from the sweeping waterfront of Swansea Bay to the iconic Gower Peninsula. This destination race delivers a breathtaking course, featuring a swim in the vibrant bay, a stunning bike ride through the UK's first Area of Outstanding Natural Beauty, and a run along the bustling Mumbles promenade. More than just an athletic test, it's a celebration of Welsh culture, fueled by unparalleled crowd support and a rich sense of history. Whether you're chasing a personal best or soaking in the scenery, this is a must-do event that captures the heart and soul of triathlon. Claim your spot on a course that truly has it all.

Races Offered

Jul 12, 2026

straighten

Distance — 1.9 km 90 km 21.1 km

terrain

Type — —

timer

7 days remaining

Weather History

These values represent the 3-year monthly averages for July in Swansea.

thermostat Temperature

13.2° / 19.4°

wb_sunny Feels like

11.4° / 17.4°

light_mode Avg sunshine hours

10h 1m

water_drop Avg rainfall

4.3 mm

ac_unit Avg snowfall

—

air Avg wind speed

14.0 km/h (Gentle breeze)

opacity Sweat loss rate

Moderate

terrain Course conditions

Firm and slightly soft

sunny Max UV Index

Moderate (5.6)

humidity_mid Humidity

79.3%

wb_twilight Sunrise

05:17

nightlight Sunset

21:24

About Swansea

Learn more about the host city, Swansea.

Swansea is a city on the beautiful Gower Peninsula — the United Kingdom's first designated "Area of Outstanding Natural Beauty". It is home to about 247,000 people (2023) . It is the second largest city in Wales and is known for its Blue Flag beaches and stunning coastal walks.