Skip to content
Triathlon Atlas

Half distance · 8 November 2026

IRONMAN 70.3 Melbourne

St. Kilda, Australia

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
8 Nov 2026
Registration
Sold out
Swim venue
Bay
Average water temperature
18 °C
Bike profile
Flat
Run profile
Flat
High air temperature
23 °C
Low air temperature
11 °C
Overall cut-off
8 h 30 min
Altitude
13 m
First edition
2022
Swim start
Rolling start

Edition history

20259 Nov 2025Held
202410 Nov 2024Held
202312 Nov 2023Held

How the day is laid out

The swim is held in a bay. 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 18 °C at this time of year.

The bike course is flat.

The run course is flat.

Typical temperatures for the month run from 11 to 23 °C. The overall cut-off is 8 h 30 min.

The race was first held in 2022.

Against the calendar

Where this race sits among the others

Ranks are computed across every race of the same distance.

  • Average water temperature

    18 °C · median 21 °C

    The 19th coldest of the 128 middle-distance races with a figure, across every circuit.

  • High air temperature

    23 °C · median 25 °C

    The 43rd coolest 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.

34

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

28

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

Questions about this race

When is IRONMAN 70.3 Melbourne 2026?
IRONMAN 70.3 Melbourne is held on 8 November 2026 in St. Kilda, Australia. The race is sold out.
Is a wetsuit allowed at IRONMAN 70.3 Melbourne?
Most likely. The average water temperature is 18 °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 Melbourne?
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: 6 Nov 2026 to 9 Nov 2026

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