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Loading Travel Forecast…Loading Travel Forecast…Loading Travel Forecast…The Grandeur Of The Seas sails a 7-night Southern Caribbean Cruise itinerary with Royal Caribbean Cruises, departing San Juan, Puerto Rico on September 25, 2027. It's a classic Caribbean cruise. Travelers sailing in September can generally expect warm, sunny weather with gentle trade winds. Ports of call include San Juan, Puerto Rico, Tortola, British Virgin Islands, Philipsburg, St. Maarten, with 4 more along the way. Use the day-by-day forecast below to plan what to pack for each stop.
San Juan, Puerto Rico is a scheduled port of call on day 1 of the 7-night Southern Caribbean Cruise cruise on Grandeur Of The Seas. Expected weather: partially cloudy with highs near 84°F.
Tortola, British Virgin Islands is a scheduled port of call on day 2 of the 7-night Southern Caribbean Cruise cruise on Grandeur Of The Seas. Expected weather: partially cloudy with highs near 83°F.
Philipsburg, St. Maarten is a scheduled port of call on day 3 of the 7-night Southern Caribbean Cruise cruise on Grandeur Of The Seas. Expected weather: partially cloudy with highs near 83°F.
St Johns, Antigua is a scheduled port of call on day 4 of the 7-night Southern Caribbean Cruise cruise on Grandeur Of The Seas. Expected weather: partially cloudy with highs near 83°F.
Basseterre, St. Kitts is a scheduled port of call on day 5 of the 7-night Southern Caribbean Cruise cruise on Grandeur Of The Seas. Expected weather: partially cloudy with highs near 84°F.
St Croix, US Virgin Islands is a scheduled port of call on day 6 of the 7-night Southern Caribbean Cruise cruise on Grandeur Of The Seas. Expected weather: partially cloudy with highs near 83°F.
San Juan, Puerto Rico is a scheduled port of call on day 7 of the 7-night Southern Caribbean Cruise cruise on Grandeur Of The Seas. Expected weather: partially cloudy with highs near 84°F.
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