Sapphire Princess — 20-Night Grand Circle Japan Cruise Weather

The Sapphire Princess sails a 20-night Grand Circle Japan itinerary with Princess Cruises, departing Tokyo, Japan on May 9, 2027. It's a classic Asia cruise. Travelers sailing in May can generally expect cooler, off-season conditions. Ports of call include Tokyo, Japan, Hakodate, Japan, Niigata, Japan, with 13 more along the way. Use the day-by-day forecast below to plan what to pack for each stop.

1. Day 1 — Sunday, May 9, 2027 — Tokyo, Japan

   Tokyo, Japan is a scheduled port of call on day 1 of the 20-night Grand Circle Japan cruise on Sapphire Princess.

2. Day 2 — Tuesday, May 11, 2027 — Hakodate, Japan

   Hakodate, Japan is a scheduled port of call on day 2 of the 20-night Grand Circle Japan cruise on Sapphire Princess.

3. Day 3 — Wednesday, May 12, 2027 — Niigata, Japan

   Niigata, Japan is a scheduled port of call on day 3 of the 20-night Grand Circle Japan cruise on Sapphire Princess.

4. Day 4 — Friday, May 14, 2027 — Busan, South Korea

   Busan, South Korea is a scheduled port of call on day 4 of the 20-night Grand Circle Japan cruise on Sapphire Princess.

5. Day 5 — Saturday, May 15, 2027 — Sasebo, Japan

   Sasebo, Japan is a scheduled port of call on day 5 of the 20-night Grand Circle Japan cruise on Sapphire Princess.

6. Day 6 — Sunday, May 16, 2027 — Kagoshima, Japan

   Kagoshima, Japan is a scheduled port of call on day 6 of the 20-night Grand Circle Japan cruise on Sapphire Princess.

7. Day 7 — Tuesday, May 18, 2027 — Tokyo, Japan

   Tokyo, Japan is a scheduled port of call on day 7 of the 20-night Grand Circle Japan cruise on Sapphire Princess.

8. Day 8 — Wednesday, May 19, 2027 — Nagoya, Japan

   Nagoya, Japan is a scheduled port of call on day 8 of the 20-night Grand Circle Japan cruise on Sapphire Princess.

9. Day 9 — Thursday, May 20, 2027 — Kobe/Osaka, Japan

   Kobe/Osaka, Japan is a scheduled port of call on day 9 of the 20-night Grand Circle Japan cruise on Sapphire Princess.

10. Day 10 — Friday, May 21, 2027 — Kochi, Japan

    Kochi, Japan is a scheduled port of call on day 10 of the 20-night Grand Circle Japan cruise on Sapphire Princess.

11. Day 11 — Saturday, May 22, 2027 — Hiroshima, Japan

    Hiroshima, Japan is a scheduled port of call on day 11 of the 20-night Grand Circle Japan cruise on Sapphire Princess.

12. Day 12 — Monday, May 24, 2027 — Busan, South Korea

    Busan, South Korea is a scheduled port of call on day 12 of the 20-night Grand Circle Japan cruise on Sapphire Princess.

13. Day 13 — Tuesday, May 25, 2027 — Nagasaki, Japan

    Nagasaki, Japan is a scheduled port of call on day 13 of the 20-night Grand Circle Japan cruise on Sapphire Princess.

14. Day 14 — Wednesday, May 26, 2027 — Kagoshima, Japan

    Kagoshima, Japan is a scheduled port of call on day 14 of the 20-night Grand Circle Japan cruise on Sapphire Princess.

15. Day 15 — Friday, May 28, 2027 — Shimizu, Japan

    Shimizu, Japan is a scheduled port of call on day 15 of the 20-night Grand Circle Japan cruise on Sapphire Princess.

16. Day 16 — Saturday, May 29, 2027 — Tokyo, Japan

    Tokyo, Japan is a scheduled port of call on day 16 of the 20-night Grand Circle Japan cruise on Sapphire Princess.