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Loading Travel Forecast…Loading Travel Forecast…Loading Travel Forecast…Departing Piraeus, Greece on September 1, 2027, the Costa Cruises ship Costa Serena runs this 7-night Eastern Mediterranean from Piraeus | Athens sailing. 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 Piraeus, Greece, La Valletta, Malta, Catania, Sicily, with 4 more along the way. Scroll the daily outlook below to pack smart for every port of call.
Piraeus, Greece is a scheduled port of call on day 1 of the 7-night Eastern Mediterranean from Piraeus | Athens cruise on Costa Serena. Expected weather: clear with highs near 91°F.
La Valletta, Malta is a scheduled port of call on day 2 of the 7-night Eastern Mediterranean from Piraeus | Athens cruise on Costa Serena. Expected weather: clear with highs near 80°F.
Catania, Sicily is a scheduled port of call on day 3 of the 7-night Eastern Mediterranean from Piraeus | Athens cruise on Costa Serena. Expected weather: partially cloudy with highs near 83°F.
Taranto, Italy is a scheduled port of call on day 4 of the 7-night Eastern Mediterranean from Piraeus | Athens cruise on Costa Serena. Expected weather: partially cloudy with highs near 81°F.
Argostoli, Greece is a scheduled port of call on day 5 of the 7-night Eastern Mediterranean from Piraeus | Athens cruise on Costa Serena. Expected weather: clear with highs near 80°F.
Mykonos, Greece is a scheduled port of call on day 6 of the 7-night Eastern Mediterranean from Piraeus | Athens cruise on Costa Serena. Expected weather: clear with highs near 76°F.
Piraeus, Greece is a scheduled port of call on day 7 of the 7-night Eastern Mediterranean from Piraeus | Athens cruise on Costa Serena. Expected weather: clear with highs near 89°F.
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