8-Night Cruise on Mariner Of The SeasWestern Caribbean Holiday - Weather

Departing New Orleans, Louisiana on December 31, 2027, the Royal Caribbean Cruises ship Mariner Of The Seas runs this 8-night Western Caribbean Holiday sailing. It's a classic Caribbean cruise. Travelers sailing in December can generally expect warm, sunny weather with gentle trade winds. Ports of call include New Orleans, Louisiana, Costa Maya, Mexico, Cozumel, Mexico, with 2 more along the way. Scroll the daily outlook below to pack smart for every port of call.

1. Day 1 — Friday, Dec 31, 2027 — New Orleans, Louisiana

   New Orleans, Louisiana is a scheduled port of call on day 1 of the 8-night Western Caribbean Holiday cruise on Mariner Of The Seas. Expected weather: partially cloudy with highs near 61°F.

2. Day 2 — Monday, Jan 3, 2028 — Costa Maya, Mexico

   Costa Maya, Mexico is a scheduled port of call on day 2 of the 8-night Western Caribbean Holiday cruise on Mariner Of The Seas. Expected weather: partially cloudy with highs near 79°F.

3. Day 3 — Tuesday, Jan 4, 2028 — Cozumel, Mexico

   Cozumel, Mexico is a scheduled port of call on day 3 of the 8-night Western Caribbean Holiday cruise on Mariner Of The Seas. Expected weather: partially cloudy with highs near 79°F.

4. Day 4 — Wednesday, Jan 5, 2028 — George Town, Grand Cayman

   George Town, Grand Cayman is a scheduled port of call on day 4 of the 8-night Western Caribbean Holiday cruise on Mariner Of The Seas. Expected weather: partially cloudy with highs near 80°F.

5. Day 5 — Saturday, Jan 8, 2028 — New Orleans, Louisiana

   New Orleans, Louisiana is a scheduled port of call on day 5 of the 8-night Western Caribbean Holiday cruise on Mariner Of The Seas. Expected weather: partially cloudy with highs near 60°F.