Regent Seven Seas Cruises · 10 nights
Seven Seas Grandeur weather: 10-night cruise from Miami, December 9, 2026
The Seven Seas Grandeur (Regent Seven Seas Cruises) leaves Miami on December 9, 2026 for a 10-night cruise, with stops in Costa Maya, Belize City, Harvest Caye, Roatán, Montego Bay and George Town. It returns to Miami on December 19, 2026. Typical afternoon highs along the route run from 74°F to 83°F (24°C to 29°C), and 3 days are at sea, where seas are typically slight (around 4 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
| Day | Port | High / low | Rain days | Wind | Typical seas |
|---|---|---|---|---|---|
| Day 1Wed, Dec 9 | Miami Embark | 78 / 67°F26 / 20°C | 29% | 13 mph21 km/h | – |
| Day 2Thu, Dec 10 | At sea | 80 / 71°F27 / 22°C | 48% | 10 mph16 km/h | 4 ft (1.2 m)Slight; rougher days up to 6 ft |
| Day 3Fri, Dec 11 | Costa Maya | 82 / 75°F28 / 24°C | 67% | 14 mph22 km/h | – |
| Day 4Sat, Dec 12 | Belize City | 82 / 73°F28 / 23°C | 82% | 12 mph20 km/h | – |
| Day 5Sun, Dec 13 | Harvest Caye | 81 / 72°F27 / 22°C | 91% | 11 mph18 km/h | – |
| Day 6Mon, Dec 14 | Roatán | 82 / 77°F28 / 25°C | 82% | 20 mph32 km/h | – |
| Day 7Tue, Dec 15 | At sea | 82 / 76°F28 / 24°C | 63% | 13 mph20 km/h | 4 ft (1.2 m)Slight; rougher days up to 5 ft |
| Day 8Wed, Dec 16 | Montego Bay | 83 / 73°F29 / 23°C | 40% | 11 mph18 km/h | – |
| Day 9Thu, Dec 17 | George Town | 82 / 77°F28 / 25°C | 52% | 16 mph26 km/h | – |
| Day 10Fri, Dec 18 | At sea | 78 / 71°F26 / 22°C | 53% | 11 mph18 km/h | 4 ft (1.2 m)Slight; rougher days up to 6 ft |
| Day 11Sat, Dec 19 | Miami Disembark | 74 / 65°F24 / 18°C | 54% | 13 mph21 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
- Costa MayaWeather by month
- Belize CityWeather by month
- Harvest CayeWeather by month
- RoatánWeather by month
- Montego BayWeather by month
- George TownWeather by month
- MiamiWeather by month
More Seven Seas Grandeur sailings
- December 19, 2026: 10 nights from Miami
- December 29, 2026: 16 nights from Miami
All Seven Seas Grandeur sailings · All Regent Seven Seas Cruises ships