158 days until Oslo Marathon
Plan start dates calculated from Oslo Marathon race day on Saturday, September 19, 2026.
From first base run to race day at Oslo Marathon
| Phase | Dates | Weeks | Focus |
|---|---|---|---|
| base | May 30, 2026 – July 3, 2026 | 5 | Build aerobic capacity with easy mileage |
| build | July 4, 2026 – August 7, 2026 | 5 | Add tempo runs, hills, and mid-long runs |
| peak | August 8, 2026 – September 4, 2026 | 4 | Race-specific workouts at goal pace |
| taper | September 5, 2026 – September 18, 2026 | 2 | Reduce volume, sharpen, arrive fresh |
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