MyCruiseForecast

Crystal Cruises · 6 nights

Crystal Serenity weather: 6-night cruise from Lisbon, October 11, 2026

The Crystal Serenity (Crystal Cruises) leaves Lisbon on October 11, 2026 for a 6-night cruise, with stops in Portimao, Casablanca, Agadir and Arrecife. It returns to Lisbon on October 17, 2026. Typical afternoon highs along the route run from 71°F to 82°F (21°C to 28°C), and 1 day is 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 1Sun, Oct 11Lisbon Embark79 / 62°F26 / 17°C22%11 mph18 km/h–
Day 2Mon, Oct 12Portimao78 / 64°F26 / 18°C13%12 mph19 km/h–
Day 3Tue, Oct 13Casablanca79 / 64°F26 / 18°C13%10 mph16 km/h–
Day 4Wed, Oct 14Agadir82 / 66°F28 / 19°C7%14 mph23 km/h–
Day 5Thu, Oct 15Arrecife79 / 69°F26 / 21°C5%16 mph25 km/h–
Day 6Fri, Oct 16At sea74 / 64°F23 / 18°C28%10 mph16 km/h4 ft (1.2 m)Slight; rougher days up to 6 ft
Day 7Sat, Oct 17Lisbon Disembark71 / 60°F21 / 16°C52%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

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