Viana Granfondo – Mediofondo takes place on Sun, Mar 14, 2027 in Viana do Castelo, Portugal. The main route is 80 km.
- Date
- Sun, Mar 14, 2027
- Start
- Viana do Castelo 🇵🇹
- Distance
- 80 km
- Level
- Open to all
The Mediofondo is the 80 km distance of the Viana Granfondo 2027, starting and finishing in Viana do Castelo on 14 March 2027.
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
2:20–2:50
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 Viana Granfondo – Mediofondo is 27 weeks away. This is how a coach divides that time. The first phase starts now.
01Base15 weeks · Sep 7, 2026 – Dec 20, 2026
Aerobic foundation: mostly steady endurance work that grows the aerobic engine and the durability the later phases stand on.
02Build6 weeks · Dec 21, 2026 – Jan 31, 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 · Feb 1, 2027 – Feb 21, 2027
The hardest weeks of the plan: race-specific intensity at nearly full training load, sharpening exactly what this race asks for.
04Taper2 weeks · Feb 22, 2027 – Mar 7, 2027
Volume drops while intensity stays: short, sharp efforts keep the legs awake as fatigue drains away.
05Race week1 week · Mar 8, 2027 – Mar 14, 2027
Openers, rest and logistics. The work is done; the job now is arriving fresh.
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