Name: Long Course Weekend
Start: 2026-06-26
End: 2026-06-26
Location: Tenby

About the Event

Immerse yourself in the world's premier multi-sport festival at Long Course Weekend Wales, from June 26th to 28th, 2026. This epic three-day celebration of endurance transforms the picturesque Pembrokeshire coast, challenging you to conquer the iconic Ironman Wales course in a unique, stage-by-stage format. Test your limits across the full Long Course: a 2.4-mile sea swim, a breathtaking 112-mile coastal bike ride, and a legendary 26.2-mile marathon through Tenby's streets, or craft your own adventure by entering individual disciplines. More than a race, it's a vibrant community gathering where live music, local camaraderie, and roaring crowds fuel every swim stroke, pedal turn, and running stride. Whether you're pursuing a personal triple crown or a single-day triumph, this 2026 endurance festival in Wales offers an unmatched atmosphere where every finish is a legendary story. Secure your place for a weekend that defines the pinnacle of athletic celebration.

Races Offered

Full Long Course Weekend

Jun 26, 2026

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Distance — 3.9 km 180.2 km 42.2 km

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Type — Triathlon

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177 days remaining

Half Long Course Weekend

Jun 26, 2026

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Distance — 34.1 km 106.2 km 21.1 km

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Type — Triathlon

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177 days remaining

Wales Swim 1.2m

Jun 26, 2026

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Distance — 1.9K

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Type — Triathlon

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177 days remaining

Wales Swim 2.4m

Jun 26, 2026

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Distance — 3.9K

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Type — Triathlon

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177 days remaining

Wales Sportive 112 Mile

Jun 27, 2026

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Distance — 180.2K

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Type — Triathlon

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177 days remaining

Wales Sportive 42 Mile

Jun 27, 2026

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Distance — 67.6K

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Type — Triathlon

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177 days remaining

Wales Sportive 70 Mile

Jun 27, 2026

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Distance — 112.7K

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Type — Triathlon

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177 days remaining

Wales Marathon

Jun 28, 2026

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Distance — 42.2K

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Type — Triathlon

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10:00

Wales Half Marathon

Jun 28, 2026

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Distance — 21.1K

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Type — Triathlon

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12:00

Wales 10K

Jun 28, 2026

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Distance — 10K

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Type — Triathlon

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177 days remaining

Wales 5K

Jun 28, 2026

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Distance — 5K

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Type — Triathlon

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177 days remaining

Weather Overview

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

Temp (°C)

Feels Like (°C)

thermostat 11.7° / 18.1°

wb_sunny 9.3° / 15.8°

Wind (km/h)

Humidity (%)

air 14.8 /

water_drop 77.2%

Temp (°C)

Feels Like (°C)

Wind (km/h)

Humidity (%)

thermostat 11.7° / 18.1°

wb_sunny 9.3° / 15.8°

air 14.8 km/h

water_drop 77.2%

About Tenby

Tenby is a beautiful walled town in South Wales that spills out pastel coloured buildings along cliffs and around sandy bays. Tenby is one of Wales' premier tourist spots, and is located on the south Pembrokeshire coast, about 80 km west of Swansea.