8-Night Cruise on Quantum Of The SeasSouth Pacific Holiday Cruise - Weather

Departing Brisbane, Australia on December 20, 2026, the Royal Caribbean Cruises ship Quantum Of The Seas runs this 8-night South Pacific Holiday Cruise sailing. The route makes 4 scheduled stops. Travelers sailing in December can generally expect cooler, off-season conditions. Ports of call include Brisbane, Australia, Noumea, New Caledonia, Mystery Island, Vanuatu, with 1 more along the way. Scroll the daily outlook below to pack smart for every port of call.

1. Day 1 — Sunday, Dec 20, 2026 — Brisbane, Australia

   Brisbane, Australia is a scheduled port of call on day 1 of the 8-night South Pacific Holiday Cruise cruise on Quantum Of The Seas. Expected weather: partially cloudy with highs near 80°F.

2. Day 2 — Thursday, Dec 24, 2026 — Noumea, New Caledonia

   Noumea, New Caledonia is a scheduled port of call on day 2 of the 8-night South Pacific Holiday Cruise cruise on Quantum Of The Seas. Expected weather: partially cloudy with highs near 79°F.

3. Day 3 — Friday, Dec 25, 2026 — Mystery Island, Vanuatu

   Mystery Island, Vanuatu is a scheduled port of call on day 3 of the 8-night South Pacific Holiday Cruise cruise on Quantum Of The Seas. Expected weather: partially cloudy with highs near 80°F.

4. Day 4 — Monday, Dec 28, 2026 — Brisbane, Australia

   Brisbane, Australia is a scheduled port of call on day 4 of the 8-night South Pacific Holiday Cruise cruise on Quantum Of The Seas. Expected weather: partially cloudy with highs near 81°F.