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Triathlon Atlas

Half distance · 18 April 2027

IRONMAN 70.3 Brasilia

Brazil

The race at a glance

Official race website
Circuit
IRONMAN
Distance
Middle distance
Terrain
Road
Swim
1.9 km
Bike
90 km
Run
21.1 km
Date
18 Apr 2027
Registration
Sold out
Swim venue
Lake
Average water temperature
24 °C
Bike profile
Flat
Run profile
Flat
High air temperature
28 °C
Low air temperature
18 °C
Overall cut-off
8 h 30 min
Altitude
1,000 m
First edition
2006
Swim start
Rolling start

Edition history

202626 Apr 2026Held
202513 Apr 2025Held

How the day is laid out

The swim is held in a lake. The wetsuit call is made on race morning, against the temperature measured then.

The organiser publishes 1.9 km of swimming, 90 km on the bike and 21.1 km of running.

The swim uses a rolling start: athletes enter the water a few at a time. The water is usually around 24 °C at this time of year.

The bike course is flat.

The run course is flat.

Typical temperatures for the month run from 18 to 28 °C. The race is held at about 1,000 m of altitude. The overall cut-off is 8 h 30 min.

The race was first held in 2006.

Against the calendar

Where this race sits among the others

Ranks are computed across every race of the same distance.

  • Average water temperature

    24 °C · median 21 °C

    The 35th warmest of the 128 middle-distance races with a figure, across every circuit.

  • High air temperature

    28 °C · median 25 °C

    The 50th hottest of the 152 middle-distance races with a figure, across every circuit.

43

races of this distance pair a flat bike with a flat run, out of 159. 53 share the bike profile alone.

36

races across every distance fall in April, out of 354.

43

races are held in Latin America. 7 of them in the same month as this one.

Questions about this race

When is IRONMAN 70.3 Brasilia 2027?
IRONMAN 70.3 Brasilia is held on 18 April 2027 in Brazil. The race is sold out.
Is a wetsuit allowed at IRONMAN 70.3 Brasilia?
Most likely. The average water temperature is 24 °C, below the 24.5 °C limit up to which wetsuits are allowed for age-group athletes. The official call is made on race morning.
What is the cut-off at IRONMAN 70.3 Brasilia?
The course closes 8 h 30 min after the start. Intermediate cut-offs after the swim and the bike are in the athlete guide.

Where to stay

Hotels and rentals around the race venue, for the nights around race day.

Suggested stay: 16 Apr 2027 to 19 Apr 2027

The map is provided by Stay22. Bookings are made with the provider.

Races of the same distance in the same region

Entries are handled by the organiser

Registration and the athlete guide are on the official race page.

Open the official race page