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IRONMAN 70.3 World Championship

Name: IRONMAN 70.3 World Championship
Start: 2027-08-28
End: 2027-08-29
Location: Chattanooga

Chattanooga, Tennessee, United States

calendar_today 28 Aug, 2027 – 29 Aug, 2027

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kayaking Multisports

language Official Website

About the Event

Experience the breathtaking beauty of Chattanooga, Tennessee on August 28, 2027 at the Precision Fuel & Hydration IRONMAN 70.3 World Championship. This iconic race offers athletes an unforgettable journey through stunning natural landscapes, featuring crystal-clear rivers and rolling hills that challenge even the most seasoned triathletes. The swim segment begins in the serene waters of Chattanooga's Tennessee River, setting a scenic stage for the day’s events. Transitioning to the bike course, competitors navigate winding roads with panoramic views of the city and surrounding mountains, testing their endurance against steep climbs. Finally, runners face an exhilarating half marathon through historic downtown Chattanooga, culminating at Coolidge Park where spectators cheer on racers as they cross the finish line. This event is not just a race but a celebration of resilience and personal achievement in one of America’s most picturesque settings.
The Precision Fuel & Hydration IRONMAN 70.3 World Championship promises an unforgettable adventure for athletes seeking to push their limits while enjoying Chattanooga's unique blend of natural beauty and vibrant community spirit.

Races Offered

IRONMAN 70.3 World Championship (1.9 km swim, 90 km bike, 21.1 km run)

Aug 28, 2027

straighten

Distance — 113K

terrain

Type — Multisports

timer

315 days remaining

Weather History

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

thermostat Temperature

20.6° / 30.4°

wb_sunny Feels like

22.7° / 32.4°

light_mode Avg sunshine hours

11h 9m

water_drop Avg rainfall

2.8 mm

ac_unit Avg snowfall

—

air Avg wind speed

6.4 km/h (Light breeze)

opacity Sweat loss rate

Very high

terrain Course conditions

Hard and dry surface

sunny Max UV Index

High (7.0)

humidity_mid Humidity

74.1%

wb_twilight Sunrise

07:01

nightlight Sunset

20:26

About Chattanooga

Learn more about the host city, Chattanooga.

Chattanooga is a city in Hamilton County, Tennessee, United States, and its county seat. It is located along the Tennessee River and borders Georgia to the south. The population was 181,099 at the 2020 census, and was estimated at 191,496 in 2024. It is Tennessee's fourth-most populous city and one of the two principal cities of East Tennessee, along with Knoxville. It anchors the Chattanooga metropolitan area, Tennessee's fourth-largest metropolitan statistical area, as well as a larger three-state area that includes southeastern Tennessee, northwestern Georgia, and northeastern Alabama.