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Loading Travel Forecast…Loading Travel Forecast…Loading Travel Forecast…Join HAL Cruises's Oosterdam for a 21-night voyage on the Mediterranean Explorer Collectors' Voyage route, setting out from Barcelona, Spain on September 12, 2026. It's a classic Mediterranean cruise. Travelers sailing in September can generally expect mild, changeable weather that can turn cool and wet. Ports of call include Barcelona, Spain, Marseille, France, Livorno, Italy, with 14 more along the way. The forecasts below break the weather down port by port.
Barcelona, Spain is a scheduled port of call on day 1 of the 21-night Mediterranean Explorer Collectors' Voyage cruise on Oosterdam. Expected weather: partially cloudy with highs near 76°F.
Marseille, France is a scheduled port of call on day 2 of the 21-night Mediterranean Explorer Collectors' Voyage cruise on Oosterdam. Expected weather: partially cloudy with highs near 72°F.
Livorno, Italy is a scheduled port of call on day 3 of the 21-night Mediterranean Explorer Collectors' Voyage cruise on Oosterdam. Expected weather: partially cloudy with highs near 75°F.
Civitavecchia, Italy is a scheduled port of call on day 4 of the 21-night Mediterranean Explorer Collectors' Voyage cruise on Oosterdam. Expected weather: partially cloudy with highs near 75°F.
Naples, Italy is a scheduled port of call on day 5 of the 21-night Mediterranean Explorer Collectors' Voyage cruise on Oosterdam. Expected weather: partially cloudy with highs near 76°F.
Corfu, Greece is a scheduled port of call on day 6 of the 21-night Mediterranean Explorer Collectors' Voyage cruise on Oosterdam. Expected weather: partially cloudy with highs near 76°F.
Dubrovnik, Croatia is a scheduled port of call on day 7 of the 21-night Mediterranean Explorer Collectors' Voyage cruise on Oosterdam. Expected weather: partially cloudy with highs near 75°F.
Kotor, Montenegro is a scheduled port of call on day 8 of the 21-night Mediterranean Explorer Collectors' Voyage cruise on Oosterdam. Expected weather: partially cloudy with highs near 76°F.
Zadar, Croatia is a scheduled port of call on day 9 of the 21-night Mediterranean Explorer Collectors' Voyage cruise on Oosterdam. Expected weather: partially cloudy with highs near 73°F.
Trieste, Italy is a scheduled port of call on day 10 of the 21-night Mediterranean Explorer Collectors' Voyage cruise on Oosterdam. Expected weather: partially cloudy with highs near 72°F.
Rijeka, Croatia is a scheduled port of call on day 11 of the 21-night Mediterranean Explorer Collectors' Voyage cruise on Oosterdam. Expected weather: partially cloudy with highs near 70°F.
Split, Croatia is a scheduled port of call on day 12 of the 21-night Mediterranean Explorer Collectors' Voyage cruise on Oosterdam. Expected weather: partially cloudy with highs near 72°F.
Santorini, Greece is a scheduled port of call on day 13 of the 21-night Mediterranean Explorer Collectors' Voyage cruise on Oosterdam. Expected weather: clear with highs near 73°F.
Bodrum, Turkey is a scheduled port of call on day 14 of the 21-night Mediterranean Explorer Collectors' Voyage cruise on Oosterdam. Expected weather: clear with highs near 76°F.
Kusadasi, Turkey is a scheduled port of call on day 15 of the 21-night Mediterranean Explorer Collectors' Voyage cruise on Oosterdam. Expected weather: clear with highs near 82°F.
Istanbul, Turkey is a scheduled port of call on day 16 of the 21-night Mediterranean Explorer Collectors' Voyage cruise on Oosterdam. Expected weather: partially cloudy with highs near 72°F.
Piraeus, Greece is a scheduled port of call on day 17 of the 21-night Mediterranean Explorer Collectors' Voyage cruise on Oosterdam. Expected weather: partially cloudy with highs near 81°F.
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