4-Night Cruise on Costa SerenaAsia from Nagasaki - Weather

The Costa Serena sails a 4-night Asia from Nagasaki itinerary with Costa Cruises, departing Nagasaki, Japan on August 29, 2026. It's a classic Asia cruise. Travelers sailing in August can generally expect cooler, off-season conditions. Ports of call: Nagasaki, Japan, Keelung, Taiwan, Busan, South Korea. Use the day-by-day forecast below to plan what to pack for each stop.

1. Day 1 — Saturday, Aug 29, 2026 — Nagasaki, Japan

   Nagasaki, Japan is a scheduled port of call on day 1 of the 4-night Asia from Nagasaki cruise on Costa Serena. Expected weather: partially cloudy with highs near 87°F.

2. Day 2 — Monday, Aug 31, 2026 — Keelung, Taiwan

   Keelung, Taiwan is a scheduled port of call on day 2 of the 4-night Asia from Nagasaki cruise on Costa Serena. Expected weather: partially cloudy with highs near 82°F.

3. Day 3 — Wednesday, Sep 2, 2026 — Busan, South Korea

   Busan, South Korea is a scheduled port of call on day 3 of the 4-night Asia from Nagasaki cruise on Costa Serena. Expected weather: partially cloudy with highs near 76°F.