KTO's 2026 forecast expects first foliage at Seoraksan on October 3 and a peak around October 25. These are predictions, not observed conditions; check weather, park restrictions and crowding.
Use KTO's September 8, 2026 forecast to plan a fall trip while distinguishing predictions from current conditions.
The article changed after this brief was checked; reconfirm the details.
KTO's 2026 forecast expects first foliage at Seoraksan on October 3 and a peak around October 25. These are predictions, not observed conditions; check weather, park restrictions and crowding.
Forecast dates are not observed foliage conditions. Check weather, site operations and reservations before travel.
2026 foliage dates are forecasts; live color, weather, transport and operations remain unverified.
