MyCruiseForecast

Princess Cruises · 12 nights

Grand Princess weather: 12-night cruise from Sydney (New South Wales, Australia), November 18, 2026

The Grand Princess (Princess Cruises) leaves Sydney (New South Wales, Australia) on November 18, 2026 for a 12-night cruise, with stops in Melbourne, Kangaroo Island, Adelaide, Port Lincoln, Hobart and Port Arthur. It returns to Sydney (New South Wales, Australia) on November 30, 2026. Typical afternoon highs along the route run from 61°F to 74°F (16°C to 23°C), and 5 days are at sea, where seas are typically moderate (around 7 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 1Wed, Nov 18Sydney (New South Wales, Australia) Embark74 / 61°F23 / 16°C48%14 mph22 km/h–
Day 2Thu, Nov 19At sea72 / 57°F22 / 14°C48%10 mph16 km/h4 ft (1.1 m)Slight; rougher days up to 6 ft
Day 3Fri, Nov 20Melbourne70 / 54°F21 / 12°C47%13 mph21 km/h–
Day 4Sat, Nov 21At sea69 / 53°F20 / 12°C44%10 mph15 km/h2 ft (0.7 m)Slight; rougher days up to 4 ft
Day 5Sun, Nov 22Kangaroo Island67 / 52°F20 / 11°C40%12 mph20 km/h–
Day 6Mon, Nov 23Adelaide73 / 57°F23 / 14°C33%14 mph23 km/h–
Day 7Tue, Nov 24Port Lincoln69 / 57°F21 / 14°C35%16 mph25 km/h–
Day 8Wed, Nov 25At sea67 / 53°F19 / 12°C37%10 mph16 km/h2 ft (0.6 m)Slight; rougher days up to 3 ft
Day 9Thu, Nov 26At sea67 / 53°F19 / 12°C37%10 mph16 km/h2 ft (0.6 m)Slight; rougher days up to 3 ft
Day 10Fri, Nov 27Hobart65 / 49°F18 / 10°C38%11 mph17 km/h–
Day 11Sat, Nov 28Port Arthur61 / 51°F16 / 10°C65%16 mph26 km/h–
Day 12Sun, Nov 29At sea67 / 56°F20 / 13°C56%11 mph18 km/h7 ft (2.0 m)Moderate; rougher days up to 10 ft
Day 13Mon, Nov 30Sydney (New South Wales, Australia) Disembark74 / 61°F23 / 16°C48%14 mph22 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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