MyCruiseForecast

Princess Cruises · 13 nights

Royal Princess weather: 13-night cruise from Sydney (New South Wales, Australia), December 5, 2026

The Royal Princess (Princess Cruises) leaves Sydney (New South Wales, Australia) on December 5, 2026 for a 13-night cruise, with stops in Bay of Islands (Waitangi), Auckland, Picton, Christchurch, Dunedin and Fiordland National Park. It returns to Sydney (New South Wales, Australia) on December 18, 2026. Typical afternoon highs along the route run from 55°F to 78°F (13°C to 25°C), and 6 days are at sea, where seas are typically moderate (around 6 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 5Sydney (New South Wales, Australia) Embark77 / 63°F25 / 17°C33%14 mph22 km/h–
Day 2Sun, Dec 6At sea75 / 62°F24 / 16°C43%10 mph17 km/h4 ft (1.2 m)Slight; rougher days up to 8 ft
Day 3Mon, Dec 7At sea75 / 62°F24 / 16°C43%10 mph17 km/h4 ft (1.2 m)Slight; rougher days up to 8 ft
Day 4Tue, Dec 8At sea75 / 62°F24 / 16°C43%10 mph17 km/h4 ft (1.2 m)Slight; rougher days up to 8 ft
Day 5Wed, Dec 9Bay of Islands (Waitangi)72 / 60°F22 / 16°C53%14 mph23 km/h–
Day 6Thu, Dec 10Auckland70 / 61°F21 / 16°C53%16 mph25 km/h–
Day 7Fri, Dec 11Picton68 / 55°F20 / 13°C35%14 mph23 km/h–
Day 8Sat, Dec 12Christchurch68 / 54°F20 / 12°C32%14 mph23 km/h–
Day 9Sun, Dec 13Dunedin63 / 49°F17 / 10°C50%17 mph27 km/h–
Day 10Mon, Dec 14Fiordland National Park55 / 41°F13 / 5°C72%9 mph15 km/h–
Day 11Tue, Dec 15At sea66 / 52°F19 / 11°C53%9 mph14 km/h6 ft (1.9 m)Moderate; rougher days up to 10 ft
Day 12Wed, Dec 16At sea68 / 53°F20 / 12°C50%9 mph14 km/h6 ft (1.7 m)Moderate; rougher days up to 9 ft
Day 13Thu, Dec 17At sea68 / 53°F20 / 12°C50%9 mph14 km/h6 ft (1.7 m)Moderate; rougher days up to 9 ft
Day 14Fri, Dec 18Sydney (New South Wales, Australia) Disembark78 / 63°F25 / 17°C34%14 mph23 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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