7-Night Cruise on Crystal SerenityEurope & Mediterranean Piraeus Athens To Civitavecchia Rome - Weather

The Crystal Serenity sails a 7-night Europe & Mediterranean Piraeus Athens To Civitavecchia Rome itinerary with Crystal Cruises, departing Piraeus, Greece on September 15, 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, Santorini, Greece, Bodrum, Turkey, 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 15, 2026 — Piraeus, Greece

   Piraeus, Greece is a scheduled port of call on day 1 of the 7-night Europe & Mediterranean Piraeus Athens To Civitavecchia Rome cruise on Crystal Serenity. Expected weather: clear with highs near 87°F.

2. Day 2 — Wednesday, Sep 16, 2026 — Santorini, Greece

   Santorini, Greece is a scheduled port of call on day 2 of the 7-night Europe & Mediterranean Piraeus Athens To Civitavecchia Rome cruise on Crystal Serenity. Expected weather: clear with highs near 75°F.

3. Day 3 — Thursday, Sep 17, 2026 — Bodrum, Turkey

   Bodrum, Turkey is a scheduled port of call on day 3 of the 7-night Europe & Mediterranean Piraeus Athens To Civitavecchia Rome cruise on Crystal Serenity. Expected weather: clear with highs near 78°F.

4. Day 4 — Saturday, Sep 19, 2026 — La Valletta, Malta

   La Valletta, Malta is a scheduled port of call on day 4 of the 7-night Europe & Mediterranean Piraeus Athens To Civitavecchia Rome cruise on Crystal Serenity. Expected weather: partially cloudy with highs near 78°F.

5. Day 5 — Sunday, Sep 20, 2026 — Trapani, Italy

   Trapani, Italy is a scheduled port of call on day 5 of the 7-night Europe & Mediterranean Piraeus Athens To Civitavecchia Rome cruise on Crystal Serenity. Expected weather: partially cloudy with highs near 81°F.

6. Day 6 — Monday, Sep 21, 2026 — Cagliari, Sardinia

   Cagliari, Sardinia is a scheduled port of call on day 6 of the 7-night Europe & Mediterranean Piraeus Athens To Civitavecchia Rome cruise on Crystal Serenity. Expected weather: partially cloudy with highs near 78°F.

7. Day 7 — Tuesday, Sep 22, 2026 — Civitavecchia, Italy

   Civitavecchia, Italy is a scheduled port of call on day 7 of the 7-night Europe & Mediterranean Piraeus Athens To Civitavecchia Rome cruise on Crystal Serenity. Expected weather: partially cloudy with highs near 73°F.