IRONMAN 70.3 Pucon

Pucón, Chile · January · IRONMAN 70.3

IRONMAN 70.3 Pucon: lake villarrica and the volcano (swim venue)Photo is not from race dayFalk2, CC BY-SA 4.0
Lake Villarrica and the volcano (swim venue). Photo via Wikimedia Commons.

Why people love it

  • Villarrica volcano in view across the swim, bike and run
  • Huge crowds and a beach finish
  • About 19 °C (66 °F) lake swim, wetsuit-friendly
  • Course record 3:46:31

Watch out for

  • Westerly gusts up to 50 km (31.1 mi)/h (31 mph) were forecast in 2026
  • Peninsula run climbs are hard; the 270 m (886 ft) per lap figure is unverified
  • Bike road was damaged in 2024
  • A storm cancelled the swim in 2011
  • Temuco airport is about 105 km (65 mi) away

Race

4.3Very good

How racers feel about it, how well it is run, and how it treats a first timer. Counts for 27% of the overall score.

  • Racer satisfactionLoved4.4

    Praised by organisers and press for volcano views and huge crowds. Few age-group first-person reports were found. · Medium confidence

  • OrganizationWell run3.7

    Layout reworked in 2023 and drafting judges added in 2024. A damaged bike road in 2024 and a 2011 swim cancellation count against it. · Low confidence

  • First timer friendlyDoable2.9

    Wind, a hilly peninsula run and a long day for most amateurs make this more demanding than average. · Low confidence

Course traits, not part of the score

  • PR potentialAverage2.9

    The pro course record is 3:46:31, but wind and the peninsula climbs slow most age-groupers. · Medium confidence

  • Course easeVery tough2.2

    A hilly bike, wind and peninsula climbs on the run. · Medium confidence

Swim

4.3Very good

Wetsuit odds, water temperature, calm, and the experience of the start. Counts for 15% of the overall score.

  • Wetsuit legalAlmost always4.6

    Lake Villarrica averages about 19 °C (66 °F), well under the 24.5 °C (76 °F) limit. · Medium confidence

  • Water temperatureComfortable4.2

    About 19 °C (66 °F) is at the cool edge of the comfortable range, and mornings can be colder. · Medium confidence

  • Calm waterSome chop3.0

    Wind can raise chop on the lake, and a 2011 storm cancelled the swim. · Low confidence

  • Swim easeEasy3.8

    A single rectangular loop with corral starts by swim time to reduce contact. · Low confidence

  • Swim experienceSuperb4.6

    Clear lake with the Villarrica volcano as the backdrop, widely praised. · Medium confidence

Bike

3.5Good

Road surface, closures, scenery and wind. Counts for 19% of the overall score.

  • Road surfaceMixed3.0

    The road toward Curarrehue was damaged by winter rains in 2024 and being repaired. · Low confidence

  • Road closuresMostly closed3.8

    Organisers reduced fencing in 2023 and added extra drafting judges in 2024. · Low confidence

  • Bike scenerySpectacular4.7

    Forest and volcano scenery along the route. · Medium confidence

  • WindWindy2.4

    Westerly gusts up to 50 km (31.1 mi)/h (31 mph) were forecast for the 2026 race. · Medium confidence

Course traits, not part of the score

  • Bike speedAverage3.0

    Hilly and windy. The 2025 pro bike split was 2:09:08, slower than flat 70.3 courses. · Low confidence

  • Bike flatnessRolling2.8

    Described as hilly and challenging. No reliable elevation figure was found. · Low confidence

  • Bike simplicitySome technical parts2.9

    Hills and descents the 2025 runner-up called brutal. · Low confidence

Run

4.8Excellent

Crowds, aid stations, conditions underfoot and scenery. Counts for 13% of the overall score.

  • Crowd supportElectric4.6

    Press describes huge crowds lining the course. · Medium confidence

  • Aid stationsGood3.8

    No aid reports found. · Low confidence

  • Run scenerySpectacular4.6

    Lake, volcano and a beach finish. · Medium confidence

  • Run conditionsModerate3.1

    The peninsula hill plus afternoon sun is a known challenge. · Low confidence

Course traits, not part of the score

  • Run flatnessRolling2.8

    A peninsula climb is reported, but the 270 m (886 ft) per lap figure is unverified. · Low confidence

Conditions

4.1Very good

Air temperature, how predictable the weather is, setting, and spectating. Counts for 15% of the overall score.

  • Air temperaturePleasant4.0

    Typical January highs of 21 to 23 °C (70 to 73 °F), up to 26 °C (79 °F) in 2026, with strong sun. · Medium confidence

  • Weather reliabilityVariable2.8

    Wind, big temperature swings and a storm that cancelled the 2011 swim. · Medium confidence

  • Venue beautyStunning4.8

    Volcano, lake and forest. · High confidence

  • Spectator friendlyEasy4.2

    Town-centre loops and a beach finish. · Low confidence

Course traits, not part of the score

  • Low altitudeLow4.4

    About 230 m (755 ft) above sea level. · Medium confidence

Stay and travel

2.7Good

Hotels, walkability, getting there, and the town around the race. Counts for 11% of the overall score.

  • Hotel availabilityBook early3.0

    A small summer resort town, busy in January. No race-week data found. · Low confidence

  • Hotel valueNormal2.8

    Peak-season pricing is likely. No price data found. · Low confidence

  • WalkabilityWalkable4.0

    Compact town, with the transition moved off the main street in 2023. · Low confidence

  • Travel easeAwkward2.2

    Temuco airport is about 105 km (65 mi) away, usually after a domestic flight. · Medium confidence

  • LogisticsSimple3.6

    Single-town format with corral starts. · Low confidence

  • Town and foodGood4.0

    An adventure-tourism town with many restaurants. · Low confidence

Key facts

Location
Pucón, Araucanía, Chile
Typical month
January
Latest or next date
10 January 2027
Organiser
IRONMAN 70.3
Field size
About 1,600 athletes
First held
2007
Distances
1.9 km (1.2 mi) swim, 90 km (56 mi) bike, 21.1 km (13.1 mi) run
Swim venue
Lake Villarrica, with Villarrica volcano as backdrop (lake)
Water temperature
18–20 °C (64–68 °F)
Wetsuit
Legal
Swim start
corrals by estimated swim time
Swim laps
1
Run laps
3.5
Run shade
Mixed town and peninsula
Air temperature
10–26 °C (50–79 °F)
Humidity
rises near the lake on sunny days
Altitude
230 m (755 ft)
Nearest airport
Temuco (ZCO), 105 km (65 mi) away
Where to stay
Town centre, Lakefront
Booking
Small summer resort town; race week coincides with peak season.

Official race website (ironman.com)

What racers and reviewers say

  • SlowtwitchRaced 2011 · article · Mixed

    Early edition report: heavy rain, wind and hail cancelled the swim for a 5 km (3.1 mi) run; bike was two loops and the run three hilly laps; Fontana won in 3:52:59.

  • Triathlon Magazine CanadaRaced 2024 · article · Positive

    Season-opener recap calling the course spectacular with volcano views and renowned for huge crowds; about 1,200 age-groupers and 23 pros, with Long taking the win.

    “renowned for the huge crowds”

    Triathlon Magazine Canada
  • Radio AgriculturaRaced 2023 · article · Positive

    Preview of the 2023 changes: a single 1.9 km (1.2 mi) lake loop in corrals, run of 3.5 loops with a shortened peninsula, bike transition moved off the street; about 2,200 expected.

  • Radio AgriculturaRaced 2024 · article · Mixed

    Preview: bike toward Curarrehue on a road damaged by winter rains with repairs underway, extra judges against drafting, and turf installed in the transition area.

  • Radio AgriculturaRaced 2024 · article · Mixed

    Coaching piece naming the peninsula as one of the biggest challenges, harder in the heat; advice on gradual build-up and testing gear.

Show 3 more
  • Meteored ChileRaced 2026 · article · Mixed

    Weather preview: highs near 26 C (79 F) versus a normal 21-23 C (70-73 F), westerly gusts to 50 km (31.1 mi)/h (31 mph), strong sun and humidity near the lake.

  • Chilean press (ANBariloche / Forbes Chile)Raced 2025 · article · Mixed

    2025 coverage with over 1,600 starters; runner-up Mislawchuk said the peninsula climbs were hard and the descents brutal.

  • Tri247Raced 2025 · article · Positive

    2025 results: Mislawchuk won in 3:47:40 (swim 23:37, bike 2:09:08, run 1:10:54) on his 70.3 debut.

Sources

Pages we used for facts and ratings. See how we rate.

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