MyCruiseForecast

Royal Caribbean · 7 nights

Grandeur of the Seas weather: 7-night cruise from Colón, December 19, 2026

The Grandeur of the Seas (Royal Caribbean) leaves Colón on December 19, 2026 for a 7-night cruise, with stops in Cartagena (Colombia), Santa Marta, Oranjestad and Willemstad. It returns to Colón on December 26, 2026. Typical afternoon highs along the route run from 83°F to 88°F (28°C to 31°C), and 2 days are at sea, where seas are typically slight (around 4 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 (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 1Sat, Dec 19Colón Embark83 / 76°F28 / 25°C73%11 mph17 km/h–
Day 2Sun, Dec 20Cartagena (Colombia)88 / 76°F31 / 25°C40%11 mph18 km/h–
Day 3Mon, Dec 21Santa Marta88 / 78°F31 / 26°C8%16 mph26 km/h–
Day 4Tue, Dec 22Oranjestad85 / 79°F29 / 26°C50%18 mph29 km/h–
Day 5Wed, Dec 23Willemstad85 / 78°F30 / 26°C58%16 mph25 km/h–
Day 6Thu, Dec 24At sea84 / 77°F29 / 25°C66%10 mph16 km/h4 ft (1.2 m)Slight; rougher days up to 6 ft
Day 7Fri, Dec 25At sea84 / 77°F29 / 25°C66%10 mph16 km/h4 ft (1.2 m)Slight; rougher days up to 6 ft
Day 8Sat, Dec 26Colón Disembark83 / 76°F28 / 25°C73%11 mph17 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

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