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ATW Midweek Dorney Triathlon - August

Name: ATW Midweek Dorney Triathlon - August
Start: 2026-08-26
End: 2026-08-26
Location: Dorney Lake

Dorney Lake, East of England, United Kingdom

calendar_today 26 Aug, 2026

kayaking Multisports

language Official Website

About the Event

Experience the thrill of racing on hallowed Olympic ground at the Midweek Dorney Triathlon, set for Wednesday, 26th August 2026 at the iconic Dorney Lake near Windsor. This unique midweek event offers a fast, traffic-free circuit on the same waters and grounds that hosted the London 2012 Games, perfect for chasing a personal best in a Super Sprint, Sprint, or Swim-Bike Aquabike format. With its clear, calm lake waters and perfectly flat, closed-road cycling and running loops, the venue provides an inspiring and safe environment for both seasoned triathletes and first-timers alike. Organised by Active Training World, the event features full British Triathlon sanctioning, professional chip timing, and a supportive atmosphere to power you from start to finish. Shake up your summer routine with an unforgettable evening race where every discipline unfolds on a world-class stage. Secure your spot for a brilliantly accessible and competitive triathlon under the late August sky.

Races Offered

Sprint

Aug 26, 2026

straighten

Distance — 20 km 5 km

terrain

Type — Multisports

timer

18:30

Sprint Aquabike

Aug 26, 2026

straighten

Distance — 20K

terrain

Type — Multisports

timer

18:30

Super Sprint

Aug 26, 2026

straighten

Distance — 10 km 2.5 km

terrain

Type — Multisports

timer

19:00

Weather History

These values represent the 3-year monthly averages for August in Dorney Lake.

thermostat Temperature

13.4° / 22.5°

wb_sunny Feels like

11.8° / 20.3°

light_mode Avg sunshine hours

10h 14m

water_drop Avg rainfall

1.4 mm

ac_unit Avg snowfall

—

air Avg wind speed

13.1 km/h (Gentle breeze)

opacity Sweat loss rate

Moderate

terrain Course conditions

Firm and slightly soft

sunny Max UV Index

Moderate (4.9)

humidity_mid Humidity

71.5%

wb_twilight Sunrise

05:49

nightlight Sunset

20:22

About Dorney Lake

Learn more about the host city, Dorney Lake.

Dorney Lake is a purpose-built rowing lake and Meetings & Events Venue in England. It is near the village of Dorney, Buckinghamshire, and is around 3 km west of Windsor and Eton, close to the River Thames.