Polar Night Marathon takes place on Sat, Jan 9, 2027 in Tromsø, Norway. The main route is 42.2 km.
- Date
- Sat, Jan 9, 2027
- Start
- Tromsø 🇳🇴
- Distance
- 42.2 km
- Level
- Open to all
During the Polar Night Marathon you run in the middle of the day in the blue, Arctic light that characterizes the period before the sun returns.
Official event pageWhat 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
3:45–4:30
Peak-week training
5–7 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 Polar Night Marathon is 20 weeks away. This is how a coach divides that time. The first phase starts now.
01Base8 weeks · Aug 23, 2026 – Oct 17, 2026
Aerobic foundation: mostly steady endurance work that grows the aerobic engine and the durability the later phases stand on.
02Build6 weeks · Oct 18, 2026 – Nov 28, 2026
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 · Nov 29, 2026 – Dec 19, 2026
The hardest weeks of the plan: race-specific intensity at nearly full training load, sharpening exactly what this race asks for.
04Taper2 weeks · Dec 20, 2026 – Jan 2, 2027
Volume drops while intensity stays: short, sharp efforts keep the legs awake as fatigue drains away.
05Race week1 week · Jan 3, 2027 – Jan 9, 2027
Openers, rest and logistics. The work is done; the job now is arriving fresh.
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