MyCruiseForecast

Princess Cruises · 15 nights

Majestic Princess weather: 15-night cruise from Valparaíso, December 22, 2026

The Majestic Princess (Princess Cruises) leaves Valparaíso on December 22, 2026 for a 15-night cruise, with stops in Puerto Montt, Punta Arenas, Ushuaia, Cape Horn, Stanley, Puerto Madryn and 2 more. It ends in Buenos Aires on January 6, 2027. Typical afternoon highs along the route run from 48°F to 85°F (9°C to 30°C), and 7 days are at sea, where seas are typically rough (around 9 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 1Tue, Dec 22Valparaíso Embark75 / 56°F24 / 13°C3%14 mph22 km/h–
Day 2Wed, Dec 23At sea69 / 54°F21 / 12°C20%10 mph17 km/h5 ft (1.4 m)Moderate; rougher days up to 7 ft
Day 3Thu, Dec 24Puerto Montt64 / 52°F18 / 11°C37%14 mph23 km/h–
Day 4Fri, Dec 25At sea59 / 47°F15 / 9°C42%14 mph22 km/h2 ft (0.6 m)Slight; rougher days up to 3 ft
Day 5Sat, Dec 26At sea59 / 47°F15 / 9°C42%14 mph22 km/h2 ft (0.6 m)Slight; rougher days up to 3 ft
Day 6Sun, Dec 27Punta Arenas55 / 43°F13 / 6°C47%22 mph35 km/h–
Day 7Mon, Dec 28Ushuaia56 / 42°F13 / 6°C46%14 mph22 km/h–
Day 8Tue, Dec 29Cape Horn48 / 43°F9 / 6°C51%35 mph57 km/h–
Day 9Wed, Dec 30At sea52 / 43°F11 / 6°C45%21 mph34 km/h9 ft (2.7 m)Rough; rougher days up to 15 ft
Day 10Thu, Dec 31Stanley56 / 43°F13 / 6°C39%21 mph34 km/h–
Day 11Fri, Jan 1At sea71 / 53°F22 / 12°C28%17 mph27 km/h4 ft (1.1 m)Slight; rougher days up to 6 ft
Day 12Sat, Jan 2Puerto Madryn84 / 61°F29 / 16°C8%21 mph34 km/h–
Day 13Sun, Jan 3At sea82 / 64°F28 / 18°C14%14 mph23 km/h2 ft (0.7 m)Slight; rougher days up to 3 ft
Day 14Mon, Jan 4At sea82 / 64°F28 / 18°C14%14 mph23 km/h2 ft (0.7 m)Slight; rougher days up to 3 ft
Day 15Tue, Jan 5Montevideo81 / 67°F27 / 20°C21%17 mph27 km/h–
Day 16Wed, Jan 6Buenos Aires Disembark85 / 70°F30 / 21°C24%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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