MyCruiseForecast

Celebrity Cruises · 7 nights

Celebrity Constellation weather: 7-night cruise from San Juan, January 16, 2027

The Celebrity Constellation (Celebrity Cruises) leaves San Juan on January 16, 2027 for a 7-night cruise, with stops in St. Thomas, Basseterre, Roseau, Castries and Bridgetown. It returns to San Juan on January 23, 2027. Typical afternoon highs along the route run from 83°F to 87°F (28°C to 31°C), and 1 day is at sea, where seas are typically moderate (around 5 ft).

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This page shows typical conditions for these dates. The interactive forecast adds a live day-by-day forecast, wave heights and weather alerts as the sailing gets closer.

Day-by-day itinerary and typical weather

Typical conditions for each date (2006–2025 climate record, ECMWF). Sea-day figures are approximate, blended from the ports on either side. Not a forecast.
DayPortHigh / lowRain daysWindTypical seas
Day 1Sat, Jan 16San Juan Embark83 / 71°F29 / 22°C41%15 mph24 km/h–
Day 2Sun, Jan 17St. Thomas83 / 74°F28 / 23°C20%21 mph33 km/h–
Day 3Mon, Jan 18Basseterre83 / 75°F29 / 24°C34%15 mph24 km/h–
Day 4Tue, Jan 19Roseau83 / 73°F29 / 23°C49%15 mph24 km/h–
Day 5Wed, Jan 20Castries85 / 74°F29 / 24°C40%16 mph25 km/h–
Day 6Thu, Jan 21Bridgetown87 / 75°F31 / 24°C28%15 mph24 km/h–
Day 7Fri, Jan 22At sea85 / 73°F30 / 23°C35%11 mph18 km/h5 ft (1.6 m)Moderate; rougher days up to 8 ft
Day 8Sat, Jan 23San Juan Disembark83 / 71°F29 / 22°C41%15 mph24 km/h–

Seas are significant wave height, the average of the highest third of waves. What that means on board.

Ports on this cruise

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