Best 70.3 races in Mexico
6 rated races, ranked by an overall score built from racer reviews and race reports. How we score
6 races
By the numbers
Overall score 3.4Good#112 of 221Moderate evidence · 8 sources
Water 28–29 °C (82–84 °F)
1. IRONMAN 70.3 Cozumel
Overall score 3.4GoodModerate evidence · 8 sourcesTop 51%#112 of 221 overallCozumel (San Miguel), Mexico · IRONMAN · Next race 26 Sep 2027
Racers loveWarm, clear Caribbean swim, 28 °C (82 °F), often with a helpful current
Watch outHighs of 30 to 33 °C (86 to 91 °F) and high humidity make the run the crux
“the fierce heat” Slowtwitch staff, Slowtwitch
- Water
- 28–29 °C (82–84 °F)
- Air
- 26–33 °C (79–91 °F)
- Field
- about 2,500
- Best
- Race 4.4
- Weakest
- Conditions 1.9
Overall score 3.1Good#152 of 221Moderate evidence · 6 sources
Water 24–26 °C (75–79 °F)
2. IRONMAN 70.3 Monterrey
Overall score 3.1GoodModerate evidence · 6 sourcesBottom 33%#152 of 221 overallMonterrey, Mexico · IRONMAN · Last race 1 Mar 2026
Racers lovePool-like downtown canal swim in clear water, about 1.2 m (4 ft) deep
Watch outWater averages 25 °C (77 °F), so wetsuits are rarely legal
“compact and spectator friendly” TRS Triathlon race report
- Water
- 24–26 °C (75–79 °F)
- Air
- 6–39 °C (43–102 °F)
- Field
- about 850
- Best
- Stay and travel 4.5
- Weakest
- Race 2.7
Overall score 3.0Good#169 of 221Thin evidence · 2 sources
3. IRONMAN 70.3 Veracruz
Overall score 3.0GoodThin evidence · 2 sources#169 of 221 overallBoca del Río (Veracruz), Mexico · IRONMAN · Next race 6 Dec 2026
Racers loveSeafront Malecón run finishing in Boca del Río
Watch outFirst edition is 6 December 2026, so no athlete reports exist
- Best
- Stay and travel 3.8
- Weakest
- Race 2.6
Overall score 2.6Good#207 of 221Moderate evidence · 8 sources
Water 26–29 °C (79–84 °F)
4. IRONMAN 70.3 Los Cabos
Overall score 2.6GoodModerate evidence · 8 sourcesBottom 7%#207 of 221 overallSan Jose del Cabo, Mexico · IRONMAN · Next race 11 Apr 2027
Racers loveWarm Sea of Cortez swim, no wetsuit needed
Watch outHeat of 27-33 °C (81-91 °F) and almost no shade on bike or run
- Water
- 26–29 °C (79–84 °F)
- Air
- 18–32 °C (64–90 °F)
- Field
- about 1,360
- Best
- Bike 3.3
- Weakest
- Conditions 2.3
Overall score 2.5Good#211 of 221Moderate evidence · 7 sources
Water 28 °C (82 °F)
5. IRONMAN 70.3 Campeche
Overall score 2.5GoodModerate evidence · 7 sourcesBottom 5%#211 of 221 overallCampeche, Mexico · IRONMAN · Next race 8 Nov 2026
Racers loveUNESCO walled old town and sea-gate finish
Watch outWind and chop can make the swim and flat bike much harder
“Campeche is, simply, beautiful. Highly recommend this race.” Rappstar (Jordan Rapp)
- Water
- 28 °C (82 °F)
- Air
- 28–36 °C (82–97 °F)
- Best
- Run 3.5
- Weakest
- Swim 1.0
Overall score 2.4Below par#213 of 221Thin evidence · 4 sources
Water 28–30 °C (82–86 °F)
6. IRONMAN 70.3 Acapulco
Overall score 2.4Below parThin evidence · 4 sources#213 of 221 overallAcapulco (Riviera Diamante), Mexico · IRONMAN · Next race 1 Nov 2026
Racers loveWarm, sheltered Pacific bay swim at about 29 °C (84 °F) with a rolling start.
Watch outHeat and humidity: 30 to 33 °C (86 to 91 °F) highs, and about 17% did not finish in 2023.
- Water
- 28–30 °C (82–86 °F)
- Air
- 24–33 °C (75–91 °F)
- Field
- about 1,500
- Best
- Stay and travel 3.4
- Weakest
- Swim 1.8
About these ratings
Races are ranked by an overall score out of 5, built from racer reviews and race reports, on the race itself, swim, bike, run, conditions and travel. 5 is always the better end. How we rate
70.3 course: 1.9 km (1.2 mi) swim, 90 km (56 mi) bike, 21.1 km (13.1 mi) run.
Reports on 70.3 races are scarcer, so 2 of 6 scores are thin evidence: fewer than 5 sources each (dashed score, marked provisional). Show only races with 5+ sources.
35 racer reviews and race reports.
Browse all 6 races, A to Z
Training for one of these? Moku Coach builds your plan around race day.