Celebrity Summit — 7-Night Southern Caribbean Cruise Weather

Departing San Juan, Puerto Rico on December 19, 2027, the Celebrity Cruises ship Celebrity Summit runs this 7-night Southern Caribbean 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 San Juan, Puerto Rico, Roseau, Dominica, Bridgetown, Barbados, with 4 more along the way. Scroll the daily outlook below to pack smart for every port of call.

1. Day 1 — Sunday, Dec 19, 2027 — San Juan, Puerto Rico

   San Juan, Puerto Rico is a scheduled port of call on day 1 of the 7-night Southern Caribbean cruise on Celebrity Summit.

2. Day 2 — Tuesday, Dec 21, 2027 — Roseau, Dominica

   Roseau, Dominica is a scheduled port of call on day 2 of the 7-night Southern Caribbean cruise on Celebrity Summit.

3. Day 3 — Wednesday, Dec 22, 2027 — Bridgetown, Barbados

   Bridgetown, Barbados is a scheduled port of call on day 3 of the 7-night Southern Caribbean cruise on Celebrity Summit.

4. Day 4 — Thursday, Dec 23, 2027 — Castries, St Lucia

   Castries, St Lucia is a scheduled port of call on day 4 of the 7-night Southern Caribbean cruise on Celebrity Summit.

5. Day 5 — Friday, Dec 24, 2027 — St Johns, Antigua

   St Johns, Antigua is a scheduled port of call on day 5 of the 7-night Southern Caribbean cruise on Celebrity Summit.

6. Day 6 — Saturday, Dec 25, 2027 — St Thomas, US Virgin Islands

   St Thomas, US Virgin Islands is a scheduled port of call on day 6 of the 7-night Southern Caribbean cruise on Celebrity Summit.

7. Day 7 — Sunday, Dec 26, 2027 — San Juan, Puerto Rico

   San Juan, Puerto Rico is a scheduled port of call on day 7 of the 7-night Southern Caribbean cruise on Celebrity Summit.