Jotunheimen Rundt takes place on Fri, Jun 25, 2027 in Lærdal, Norway. The main route is 430 km.
- Date
- Fri, Jun 25, 2027
- Start
- Lærdal 🇳🇴
- Distance
- 430 km
- Climbing
- 4,609 m
- Level
- Open to all
Your 38-week plan to Jotunheimen Rundt
The Base phase starts this week. Built around your fitness and adjusted every day as your form changes; attach the course and it prepares for the climbs too.
Build my planFree to start · No credit card
Jotunheimen Rundt is an ultra-endurance road cycling race covering 430 km with 4609 metres of elevation gain through the high mountain terrain of Norway.
What this race demands
Jotunheimen Rundt demands exceptional ultra-endurance capacity to manage 430 km of continuous riding and 4609 metres of climbing through high mountain terrain.
Ultra Distance Durability
Covering 430 km requires immense muscular endurance, efficient pacing, and the ability to sustain continuous physical output over many hours in the saddle.
Climbing Capacity
Accumulating 4609 metres of elevation gain demands sustained climbing strength and efficient energy management on long mountain ascents.
Mountain Environment Resilience
Traversing high mountain terrain in Norway exposes riders to prolonged efforts and potentially demanding weather conditions that require solid thermal regulation and pacing discipline.
Given the ultra-endurance duration of the event, athletes should consume 60 to 90 grams of carbohydrates per hour to sustain energy output and prevent glycogen depletion.
What would it take you?
Pick the level closest to yours for an estimate of finish time on this course and the training a solid preparation needs.
Estimated finish
17:05–20:35
Peak-week training
6–8 h/week
A model estimate from distance, climbing and level, not a promise. Conditions, drafting and pacing move it.
IntervalCoach turns those weekly hours into a concrete plan built around your actual fitness. Start with this race as your goal
Your road to race day
Race day at Jotunheimen Rundt is 38 weeks away. This is how a coach divides that time. The first phase starts now.
01Base26 weeks · Oct 3, 2026 – Apr 2, 2027
Aerobic foundation: mostly steady endurance work that grows the aerobic engine and the durability the later phases stand on.
02Build6 weeks · Apr 3, 2027 – May 14, 2027
Progressive overload: training load climbs in waves, with harder weeks stacked on the base and planned recovery weeks that let the gains land.
03Peak3 weeks · May 15, 2027 – Jun 4, 2027
The hardest weeks of the plan: race-specific intensity at nearly full training load, sharpening exactly what this race asks for.
04Taper2 weeks · Jun 5, 2027 – Jun 18, 2027
Volume drops while intensity stays: short, sharp efforts keep the legs awake as fatigue drains away.
05Race week1 week · Jun 19, 2027 – Jun 25, 2027
Openers, rest and logistics. The work is done; the job now is arriving fresh.
Frequently asked questions
When is Jotunheimen Rundt?
Jotunheimen Rundt takes place on Fri, Jun 25, 2027 in Lærdal, Norway.
How long is Jotunheimen Rundt?
The main route is 430 km.
What does Jotunheimen Rundt demand?
Jotunheimen Rundt demands exceptional ultra-endurance capacity to manage 430 km of continuous riding and 4609 metres of climbing through high mountain terrain.
How much climbing does Jotunheimen Rundt have?
Jotunheimen Rundt has 4,609 m of climbing.
Who is Jotunheimen Rundt for?
Jotunheimen Rundt is open to all participants.
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