7-Night Cruise on Mariner Of The SeasWestern Caribbean Cruise - Weather

The Mariner Of The Seas sails a 7-night Western Caribbean Cruise itinerary with Royal Caribbean Cruises, departing New Orleans, Louisiana on January 2, 2027. It's a classic Caribbean cruise. Travelers sailing in January can generally expect warm, sunny weather with gentle trade winds. Ports of call include New Orleans, Louisiana, Cozumel, Mexico, George Town, Grand Cayman, with 2 more along the way. Use the day-by-day forecast below to plan what to pack for each stop.

1. Day 1 — Saturday, Jan 2, 2027 — New Orleans, Louisiana

   New Orleans, Louisiana is a scheduled port of call on day 1 of the 7-night Western Caribbean Cruise cruise on Mariner Of The Seas. Expected weather: partially cloudy with highs near 61°F. New Orleans weather in January

2. Day 2 — Sunday, Jan 3, 2027 — At Sea

   Day 2 of 8 is a day at sea aboard Mariner Of The Seas, cruising between ports on the Western Caribbean Cruise itinerary.

3. Day 3 — Monday, Jan 4, 2027 — Cozumel, Mexico

   Cozumel, Mexico is a scheduled port of call on day 3 of the 7-night Western Caribbean Cruise cruise on Mariner Of The Seas. Expected weather: partially cloudy with highs near 79°F. Cozumel weather in January

4. Day 4 — Tuesday, Jan 5, 2027 — George Town, Grand Cayman

   George Town, Grand Cayman is a scheduled port of call on day 4 of the 7-night Western Caribbean Cruise cruise on Mariner Of The Seas. Expected weather: partially cloudy with highs near 79°F. Grand Cayman weather in January

5. Day 5 — Wednesday, Jan 6, 2027 — Falmouth, Jamaica

   Falmouth, Jamaica is a scheduled port of call on day 5 of the 7-night Western Caribbean Cruise cruise on Mariner Of The Seas. Expected weather: partially cloudy with highs near 84°F.

6. Day 6 — Thursday, Jan 7, 2027 — At Sea

   Day 6 of 8 is a day at sea aboard Mariner Of The Seas, cruising between ports on the Western Caribbean Cruise itinerary.

7. Day 7 — Friday, Jan 8, 2027 — At Sea

   Day 7 of 8 is a day at sea aboard Mariner Of The Seas, cruising between ports on the Western Caribbean Cruise itinerary.

8. Day 8 — Saturday, Jan 9, 2027 — New Orleans, Louisiana

   New Orleans, Louisiana is a scheduled port of call on day 8 of the 7-night Western Caribbean Cruise cruise on Mariner Of The Seas. Expected weather: partially cloudy with highs near 60°F.