MyCruiseForecast

Royal Caribbean · 7 nights

Brilliance of the Seas weather: 7-night cruise from Fort Lauderdale, December 28, 2026

The Brilliance of the Seas (Royal Caribbean) leaves Fort Lauderdale on December 28, 2026 for a 7-night cruise, with stops in Nassau, Amber Cove and San Juan. It returns to Fort Lauderdale on January 4, 2027. Typical afternoon highs along the route run from 75°F to 81°F (24°C to 27°C), and 3 days are at sea, where seas are typically moderate (around 5 ft).

Open the interactive forecast for this sailing

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 (2022–2025 climate record, ECMWF). Sea-day figures are approximate, blended from the ports on either side. Not a forecast.
DayPortHigh / lowRain daysWindTypical seas
Day 1Mon, Dec 28Fort Lauderdale Embark75 / 64°F24 / 18°C50%12 mph19 km/h–
Day 2Tue, Dec 29Nassau77 / 71°F25 / 22°C44%16 mph26 km/h–
Day 3Wed, Dec 30At sea79 / 71°F26 / 22°C43%10 mph17 km/h5 ft (1.4 m)Moderate; rougher days up to 7 ft
Day 4Thu, Dec 31Amber Cove80 / 71°F27 / 22°C42%11 mph18 km/h–
Day 5Fri, Jan 1San Juan81 / 73°F27 / 23°C56%13 mph21 km/h–
Day 6Sat, Jan 2At sea78 / 67°F26 / 20°C44%9 mph15 km/h4 ft (1.2 m)Slight; rougher days up to 6 ft
Day 7Sun, Jan 3At sea78 / 67°F26 / 20°C44%9 mph15 km/h4 ft (1.2 m)Slight; rougher days up to 6 ft
Day 8Mon, Jan 4Fort Lauderdale Disembark75 / 62°F24 / 16°C32%12 mph19 km/h–

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

Ports on this cruise

More Brilliance of the Seas sailings

This is the last scheduled sailing we have for this ship.

All Brilliance of the Seas sailings · All Royal Caribbean ships