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IRONMAN 70.3 Cairns
IRONMAN 70.3 Cairns is raced in Cairns, Australia (Swim 1.9 km · Bike 90 km · Run 21.1 km). Results from 3 editions (2024–2026), the course, race-day weather and water temperature.
- SwimOcean
- BikeRolling
- RunFlat
- High air temp23°C74°F
- Low air temp20°C69°F
- Avg. water temp24°C76°F
Temperatures: race-hours average over 1 editions
IRONMAN 70.3 Cairns results
Fastest men
4:00:27
Sam Musgrove · 2024
Fastest women
4:21:33
Lauren Hume · 2024
Fastest edition
2024
median 5:40:59
Avg. age group · 2026
6:06:56
swim 37:02 · bike 3:11:57 · run 2:07:20
| Edition | Date | Finishers | Men | Women | Median | |
|---|---|---|---|---|---|---|
| 2026 | Jun 14, 2026 | 1249 | Kester Mcqueen 4:00:39 | Prudence White 4:39:09 | 6:00:17 | Pacing |
| 2025 | Jun 15, 2025 | 1049 | Thales Da Silva Souza 4:01:39 | Madi Toovey 4:29:54 | 5:57:06 | Pacing |
| 2024 | Jun 16, 2024 | 1079 | Sam Musgrove 4:00:27 | Lauren Hume 4:21:33 | 5:40:59 | Pacing |
IRONMAN 70.3 Cairns course
The bike is rolling, with ≈360 m (1,181 ft) of climbing on the bike and ≈10 m (33 ft) of climbing on the run.
Swim Bike Run · Watch the replay on the map →
Bike · 90 km56 mi · ≈ +360 m1,181 ft · from 6 to 51 m20 to 167 ft
Run · 21.8 km13.5 mi · ≈ +10 m33 ft · from 4 to 8 m13 to 26 ft
Difficulty
#51 hardest of 125
vs. the average IRONMAN 70.3: +0.7% · swim −2.8% · bike +2.7% · run −0.9%
Elevation filtered for terrain-model noise; a bike computer may read differently.
IRONMAN 70.3 Cairns weather & water temperature
| Edition | Air swim / bike / run | Wind | Rain | Water | AG wetsuit |
|---|---|---|---|---|---|
| 2026 | 20°C69°F / 22°C72°F / 23°C74°F | 20 km/h12 mph | 2.4 mm0.09 in | 24°C76°F * | Legal |
| 2025 | — | — | — | 24°C76°F * | Legal |
| 2024 | — | — | — | 24°C75°F * | Legal |
* Satellite estimate (sea surface at start time). Wetsuit rules →
IRONMAN 70.3 Cairns reviews
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