Photo: Ttt.Osakanman, CC BY-SA 4.0 via Wikimedia Commons
Langkawi race week and bags, in the app.
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IRONMAN 70.3 Langkawi
Langkawi, MalaysiaHalf distance21 November 2026
IRONMAN 70.3 Langkawi at a glance
Swim
1.9 km
Bike
90 km
Run
21.1 km
Race week, the last three years
Sea
30°C
28°C to 31°C in race week
Air
28°C
24°C at night
Rain
86%
of race-week days
Wind
14
km/h gusts on a typical day
- Date
- 21 November 2026
- Where
- Langkawi, Malaysia
- Distance
- Half, 1.9 / 90 / 21.1 km
- Official page
- ironman.com/races/im703-langkawi
Standard distances; the organiser's own course page has the laps and the map. Weather: the seven days around the race date in 2023, 2024, 2025, averaged (Open-Meteo, ERA5). Sea is the sea off the town, not a reading of the swim. The water temperature that counts is the one officials measure on race morning.
IRONMAN 70.3 Langkawi race week guide
Race week in three parts, the same three the Taperly app uses. Times and deadlines come from the athlete guide.
14 November 2026 to 19 November 2026
Race week
Everything that still has time to go wrong, while there is still time to fix it. Nothing you train this week makes you faster on the day, but plenty of it can make you slower.
Must do: Read the athlete guide properly, Check your race entry and category are right, Final equipment check: tyres, brakes, gears, cleats, Arrange care for kids or pets.
On site, by 20 November 2026
At the race
A long day of small errands in a town you do not know, and then an early night. Do them in an order you decided in advance.
Must do: Athlete check-in, Timing chip somewhere you cannot leave without it.
21 November 2026
Race day
If the week went well, this is only a list of things to pick up and put down. It ends when the horn goes, because from there nobody is holding a phone.
Must do: Timing chip on, Race number, Bike on your own rack number.
The same race week, planned day by day in the app.
Packing list for Langkawi
What goes in each bag. The full list, to tick off bag by bag, is in the app.
What you'll wear · 14
Trisuit, Timing chip, Goggles, Spare goggles
Morning clothes bag · 22
Race documents and photo ID
Bike gear bag (T1) · 24
Helmet, Race number belt, Race number, Number stickers on bike and helmet
Run gear bag (T2) · 7
Running shoes
Not in a bag · 20
Bike box, bike bag or a booked rack, The tools that take the bike apart, Phone charger, Race kit in the cabin, never the hold
IRONMAN 70.3 Langkawi: questions
When is IRONMAN 70.3 Langkawi?
IRONMAN 70.3 Langkawi is on 21 November 2026, in Langkawi, Malaysia. The date is checked against the organiser's own race page.
What is the water temperature at IRONMAN 70.3 Langkawi?
The sea off Langkawi has been around 30°C in race week (28°C to 31°C over 2023, 2024, 2025). Whether wetsuits are allowed is decided on race morning from the measured water temperature.
What is the IRONMAN 70.3 Langkawi course like?
Swim 1.9 km. Bike 90 km. Run 21.1 km. The organiser's course page has the laps and the map.
What is the weather like at IRONMAN 70.3 Langkawi?
In race week it has been 24°C at night and 28°C in the day, with rain on 86% of days and gusts around 14 km/h (2023, 2024, 2025).
What should I pack for IRONMAN 70.3 Langkawi?
Everything sorted by the bag it goes in: what you wear, the morning bag, the bike bag and the run bag. The full list, with what changes for Langkawi, is free in the Taperly app.
Racing something else?
Other races this season
- IRONMAN 70.3 PhuketPhuket, Thailand · November 2026Half
- IRONMAN 70.3 Western SydneyPenrith, Australia · November 2026Half
- IRONMAN 70.3 XiamenXiamen, China · November 2026Half
- Challenge FlorianópolisFlorianópolis, Brazil · 29 November 2026Half
- IRONMAN 70.3 CartagenaCartagena, Colombia · 29 November 2026Half
- IRONMAN 70.3 MelbourneSt Kilda, Australia · 8 November 2026Half
