14-Night Cruise on Diamond PrincessGrand Japan with Fall Foliage - Weather

Join Princess Cruises's Diamond Princess for a 14-night voyage on the Grand Japan with Fall Foliage route, setting out from Yokohama, Japan on October 28, 2026. It's a classic Asia cruise. Travelers sailing in October can generally expect cooler, off-season conditions. Ports of call include Yokohama, Japan, Hakodate, Japan, Aomori, Japan, with 10 more along the way. The forecasts below break the weather down port by port.

1. Day 1 — Wednesday, Oct 28, 2026 — Yokohama, Japan

   Yokohama, Japan is a scheduled port of call on day 1 of the 14-night Grand Japan with Fall Foliage cruise on Diamond Princess. Expected weather: partially cloudy with highs near 67°F.

2. Day 2 — Friday, Oct 30, 2026 — Hakodate, Japan

   Hakodate, Japan is a scheduled port of call on day 2 of the 14-night Grand Japan with Fall Foliage cruise on Diamond Princess. Expected weather: partially cloudy with highs near 57°F.

3. Day 3 — Saturday, Oct 31, 2026 — Aomori, Japan

   Aomori, Japan is a scheduled port of call on day 3 of the 14-night Grand Japan with Fall Foliage cruise on Diamond Princess. Expected weather: partially cloudy with highs near 60°F.

4. Day 4 — Sunday, Nov 1, 2026 — Akita, Japan

   Akita, Japan is a scheduled port of call on day 4 of the 14-night Grand Japan with Fall Foliage cruise on Diamond Princess. Expected weather: partially cloudy with highs near 60°F.

5. Day 5 — Monday, Nov 2, 2026 — Niigata, Japan

   Niigata, Japan is a scheduled port of call on day 5 of the 14-night Grand Japan with Fall Foliage cruise on Diamond Princess. Expected weather: partially cloudy with highs near 61°F.

6. Day 6 — Tuesday, Nov 3, 2026 — Kanazawa, Japan

   Kanazawa, Japan is a scheduled port of call on day 6 of the 14-night Grand Japan with Fall Foliage cruise on Diamond Princess. Expected weather: partially cloudy with highs near 61°F.

7. Day 7 — Wednesday, Nov 4, 2026 — Sakaiminato, Japan

   Sakaiminato, Japan is a scheduled port of call on day 7 of the 14-night Grand Japan with Fall Foliage cruise on Diamond Princess. Expected weather: partially cloudy with highs near 62°F.

8. Day 8 — Thursday, Nov 5, 2026 — Busan, South Korea

   Busan, South Korea is a scheduled port of call on day 8 of the 14-night Grand Japan with Fall Foliage cruise on Diamond Princess. Expected weather: partially cloudy with highs near 61°F.

9. Day 9 — Friday, Nov 6, 2026 — Nagasaki, Japan

   Nagasaki, Japan is a scheduled port of call on day 9 of the 14-night Grand Japan with Fall Foliage cruise on Diamond Princess. Expected weather: partially cloudy with highs near 69°F.

10. Day 10 — Saturday, Nov 7, 2026 — Kagoshima, Japan

    Kagoshima, Japan is a scheduled port of call on day 10 of the 14-night Grand Japan with Fall Foliage cruise on Diamond Princess. Expected weather: partially cloudy with highs near 72°F.

11. Day 11 — Sunday, Nov 8, 2026 — Aburatsu, Japan

    Aburatsu, Japan is a scheduled port of call on day 11 of the 14-night Grand Japan with Fall Foliage cruise on Diamond Princess. Expected weather: partially cloudy with highs near 71°F.

12. Day 12 — Tuesday, Nov 10, 2026 — Omaezaki, Japan

    Omaezaki, Japan is a scheduled port of call on day 12 of the 14-night Grand Japan with Fall Foliage cruise on Diamond Princess. Expected weather: partially cloudy with highs near 66°F.

13. Day 13 — Wednesday, Nov 11, 2026 — Yokohama, Japan

    Yokohama, Japan is a scheduled port of call on day 13 of the 14-night Grand Japan with Fall Foliage cruise on Diamond Princess. Expected weather: partially cloudy with highs near 64°F.