5-Night Cruise on Margaritaville At Sea IslanderKey West & Cayman - Weather

Departing Tampa, Florida on December 23, 2027, the Margaritaville At Sea Cruises ship Margaritaville At Sea Islander runs this 5-night Key West & Cayman 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 Tampa, Florida, Key West, Florida, George Town, Grand Cayman, with 1 more along the way. Scroll the daily outlook below to pack smart for every port of call.

1. Day 1 — Thursday, Dec 23, 2027 — Tampa, Florida

   Tampa, Florida is a scheduled port of call on day 1 of the 5-night Key West & Cayman cruise on Margaritaville At Sea Islander. Expected weather: partially cloudy with highs near 75°F.

2. Day 2 — Friday, Dec 24, 2027 — Key West, Florida

   Key West, Florida is a scheduled port of call on day 2 of the 5-night Key West & Cayman cruise on Margaritaville At Sea Islander. Expected weather: partially cloudy with highs near 76°F.

3. Day 3 — Saturday, Dec 25, 2027 — At Sea

   Day 3 of 6 is a day at sea aboard Margaritaville At Sea Islander, cruising between ports on the Key West & Cayman itinerary.

4. Day 4 — Sunday, Dec 26, 2027 — George Town, Grand Cayman

   George Town, Grand Cayman is a scheduled port of call on day 4 of the 5-night Key West & Cayman cruise on Margaritaville At Sea Islander. Expected weather: partially cloudy with highs near 80°F.

5. Day 5 — Monday, Dec 27, 2027 — At Sea

   Day 5 of 6 is a day at sea aboard Margaritaville At Sea Islander, cruising between ports on the Key West & Cayman itinerary.

6. Day 6 — Tuesday, Dec 28, 2027 — Tampa, Florida

   Tampa, Florida is a scheduled port of call on day 6 of the 5-night Key West & Cayman cruise on Margaritaville At Sea Islander. Expected weather: partially cloudy with highs near 74°F.