7-Night Cruise on MSC SinfoniaMediterranean - Weather

The MSC Sinfonia sails a 7-night Mediterranean itinerary with MSC Cruises, departing Piraeus, Greece on September 22, 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 Piraeus, Greece, Katakolon, Greece, Argostoli, Greece, with 4 more along the way. Use the day-by-day forecast below to plan what to pack for each stop.

1. Day 1 — Tuesday, Sep 22, 2026 — Piraeus, Greece

   Piraeus, Greece is a scheduled port of call on day 1 of the 7-night Mediterranean cruise on MSC Sinfonia. Expected weather: partially cloudy with highs near 85°F.

2. Day 2 — Wednesday, Sep 23, 2026 — Katakolon, Greece

   Katakolon, Greece is a scheduled port of call on day 2 of the 7-night Mediterranean cruise on MSC Sinfonia. Expected weather: partially cloudy with highs near 77°F.

3. Day 3 — Thursday, Sep 24, 2026 — Argostoli, Greece

   Argostoli, Greece is a scheduled port of call on day 3 of the 7-night Mediterranean cruise on MSC Sinfonia. Expected weather: partially cloudy with highs near 77°F.

4. Day 4 — Friday, Sep 25, 2026 — Corfu, Greece

   Corfu, Greece is a scheduled port of call on day 4 of the 7-night Mediterranean cruise on MSC Sinfonia. Expected weather: partially cloudy with highs near 74°F.

5. Day 5 — Saturday, Sep 26, 2026 — Bari, Italy

   Bari, Italy is a scheduled port of call on day 5 of the 7-night Mediterranean cruise on MSC Sinfonia. Expected weather: partially cloudy with highs near 78°F.

6. Day 6 — Monday, Sep 28, 2026 — Santorini, Greece

   Santorini, Greece is a scheduled port of call on day 6 of the 7-night Mediterranean cruise on MSC Sinfonia. Expected weather: clear with highs near 73°F.

7. Day 7 — Tuesday, Sep 29, 2026 — Piraeus, Greece

   Piraeus, Greece is a scheduled port of call on day 7 of the 7-night Mediterranean cruise on MSC Sinfonia. Expected weather: partially cloudy with highs near 82°F.