Photo: Moahim, CC BY-SA 4.0 via Wikimedia Commons
Copenhagen race week and bags, in the app.
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IRONMAN Copenhagen
Copenhagen, DenmarkFull distance22 August 2027
IRONMAN Copenhagen at a glance
Swim
3.8 km
Bike
180 km
Run
42.2 km
Race week, the last three years
Air
20°C
14°C at night
Rain
38%
of race-week days
Wind
23
km/h gusts on a typical day
- Date
- 22 August 2027
- Where
- Copenhagen, Denmark
- Distance
- Full, 3.8 / 180 / 42.2 km
- Official page
- ironman.com/races/im-copenhagen
Course from the organiser's course page. 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 Copenhagen race week guide
Race week in three parts, the same three the Taperly app uses. Times and deadlines come from the athlete guide.
15 August 2027 to 20 August 2027
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 21 August 2027
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.
22 August 2027
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 Copenhagen
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
Bike special needs · 5
Run special needs · 4
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 Copenhagen: questions
When is IRONMAN Copenhagen?
IRONMAN Copenhagen is on 22 August 2027, in Copenhagen, Denmark. The date is checked against the organiser's own race page.
What is the IRONMAN Copenhagen course like?
Swim 3.8 km. Bike 180 km. Run 42.2 km. Read from the organiser's course page.
What is the weather like at IRONMAN Copenhagen?
In race week it has been 14°C at night and 20°C in the day, with rain on 38% of days and gusts around 23 km/h (2023, 2024, 2025).
What should I pack for IRONMAN Copenhagen?
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 Copenhagen, is free in the Taperly app.
