9-Night Cruise on Mariner Of The SeasGreece & Italy Cruise - Weather

The Mariner Of The Seas sails a 9-night Greece & Italy Cruise itinerary with Royal Caribbean Cruises, departing Civitavecchia, Italy on August 28, 2027. It's a classic Mediterranean cruise. Travelers sailing in August can generally expect mild, changeable weather that can turn cool and wet. Ports of call include Civitavecchia, Italy, Salerno, Italy, Mykonos, 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 — Saturday, Aug 28, 2027 — Civitavecchia, Italy

   Civitavecchia, Italy is a scheduled port of call on day 1 of the 9-night Greece & Italy Cruise cruise on Mariner Of The Seas. Expected weather: partially cloudy with highs near 78°F.

2. Day 2 — Sunday, Aug 29, 2027 — Salerno, Italy

   Salerno, Italy is a scheduled port of call on day 2 of the 9-night Greece & Italy Cruise cruise on Mariner Of The Seas. Expected weather: partially cloudy with highs near 86°F.

3. Day 3 — Monday, Aug 30, 2027 — At Sea

   Day 3 of 10 is a day at sea aboard Mariner Of The Seas, cruising between ports on the Greece & Italy Cruise itinerary.

4. Day 4 — Tuesday, Aug 31, 2027 — Mykonos, Greece

   Mykonos, Greece is a scheduled port of call on day 4 of the 9-night Greece & Italy Cruise cruise on Mariner Of The Seas. Expected weather: clear with highs near 77°F.

5. Day 5 — Wednesday, Sep 1, 2027 — Santorini, Greece

   Santorini, Greece is a scheduled port of call on day 5 of the 9-night Greece & Italy Cruise cruise on Mariner Of The Seas. Expected weather: clear with highs near 77°F.

6. Day 6 — Thursday, Sep 2, 2027 — Piraeus, Greece

   Piraeus, Greece is a scheduled port of call on day 6 of the 9-night Greece & Italy Cruise cruise on Mariner Of The Seas. Expected weather: clear with highs near 91°F.

7. Day 7 — Friday, Sep 3, 2027 — At Sea

   Day 7 of 10 is a day at sea aboard Mariner Of The Seas, cruising between ports on the Greece & Italy Cruise itinerary.

8. Day 8 — Saturday, Sep 4, 2027 — Messina, Sicily

   Messina, Sicily is a scheduled port of call on day 8 of the 9-night Greece & Italy Cruise cruise on Mariner Of The Seas. Expected weather: partially cloudy with highs near 83°F.

9. Day 9 — Sunday, Sep 5, 2027 — At Sea

   Day 9 of 10 is a day at sea aboard Mariner Of The Seas, cruising between ports on the Greece & Italy Cruise itinerary.

10. Day 10 — Monday, Sep 6, 2027 — Barcelona, Spain

    Barcelona, Spain is a scheduled port of call on day 10 of the 9-night Greece & Italy Cruise cruise on Mariner Of The Seas. Expected weather: partially cloudy with highs near 77°F.