21-Night Cruise on Sun PrincessThe Best of the Mediterranean - Weather

The Sun Princess sails a 21-night The Best of the Mediterranean itinerary with Princess Cruises, departing Piraeus, Greece on April 25, 2027. It's a classic Mediterranean cruise. Travelers sailing in April can generally expect mild, changeable weather that can turn cool and wet. Ports of call include Piraeus, Greece, Santorini, Greece, Bar, Montenegro, with 15 more along the way. Use the day-by-day forecast below to plan what to pack for each stop.

1. Day 1 — Sunday, Apr 25, 2027 — Piraeus, Greece

   Piraeus, Greece is a scheduled port of call on day 1 of the 21-night The Best of the Mediterranean cruise on Sun Princess. Expected weather: partially cloudy with highs near 75°F.

2. Day 2 — Monday, Apr 26, 2027 — Santorini, Greece

   Santorini, Greece is a scheduled port of call on day 2 of the 21-night The Best of the Mediterranean cruise on Sun Princess. Expected weather: partially cloudy with highs near 63°F.

3. Day 3 — Wednesday, Apr 28, 2027 — Bar, Montenegro

   Bar, Montenegro is a scheduled port of call on day 3 of the 21-night The Best of the Mediterranean cruise on Sun Princess. Expected weather: partially cloudy with highs near 64°F.

4. Day 4 — Thursday, Apr 29, 2027 — Corfu, Greece

   Corfu, Greece is a scheduled port of call on day 4 of the 21-night The Best of the Mediterranean cruise on Sun Princess. Expected weather: partially cloudy with highs near 64°F.

5. Day 5 — Friday, Apr 30, 2027 — Messina, Sicily

   Messina, Sicily is a scheduled port of call on day 5 of the 21-night The Best of the Mediterranean cruise on Sun Princess. Expected weather: partially cloudy with highs near 69°F.

6. Day 6 — Sunday, May 2, 2027 — Barcelona, Spain

   Barcelona, Spain is a scheduled port of call on day 6 of the 21-night The Best of the Mediterranean cruise on Sun Princess. Expected weather: partially cloudy with highs near 63°F.

7. Day 7 — Monday, May 3, 2027 — Ibiza, Spain

   Ibiza, Spain is a scheduled port of call on day 7 of the 21-night The Best of the Mediterranean cruise on Sun Princess. Expected weather: partially cloudy with highs near 65°F.

8. Day 8 — Tuesday, May 4, 2027 — Palma De Mallorca, Spain

   Palma De Mallorca, Spain is a scheduled port of call on day 8 of the 21-night The Best of the Mediterranean cruise on Sun Princess. Expected weather: partially cloudy with highs near 66°F.

9. Day 9 — Wednesday, May 5, 2027 — Marseille, France

   Marseille, France is a scheduled port of call on day 9 of the 21-night The Best of the Mediterranean cruise on Sun Princess. Expected weather: partially cloudy with highs near 62°F.

10. Day 10 — Thursday, May 6, 2027 — Ajaccio, Corsica

    Ajaccio, Corsica is a scheduled port of call on day 10 of the 21-night The Best of the Mediterranean cruise on Sun Princess. Expected weather: partially cloudy with highs near 70°F.

11. Day 11 — Friday, May 7, 2027 — Santa Margherita, Italy

    Santa Margherita, Italy is a scheduled port of call on day 11 of the 21-night The Best of the Mediterranean cruise on Sun Princess. Expected weather: partially cloudy with highs near 64°F.

12. Day 12 — Saturday, May 8, 2027 — La Spezia, Italy

    La Spezia, Italy is a scheduled port of call on day 12 of the 21-night The Best of the Mediterranean cruise on Sun Princess. Expected weather: partially cloudy with highs near 64°F.

13. Day 13 — Sunday, May 9, 2027 — Civitavecchia, Italy

    Civitavecchia, Italy is a scheduled port of call on day 13 of the 21-night The Best of the Mediterranean cruise on Sun Princess. Expected weather: partially cloudy with highs near 64°F.

14. Day 14 — Monday, May 10, 2027 — Naples, Italy

    Naples, Italy is a scheduled port of call on day 14 of the 21-night The Best of the Mediterranean cruise on Sun Princess. Expected weather: partially cloudy with highs near 66°F.

15. Day 15 — Wednesday, May 12, 2027 — Chania, Crete

    Chania, Crete is a scheduled port of call on day 15 of the 21-night The Best of the Mediterranean cruise on Sun Princess. Expected weather: partially cloudy with highs near 71°F.

16. Day 16 — Friday, May 14, 2027 — Kusadasi, Turkey

    Kusadasi, Turkey is a scheduled port of call on day 16 of the 21-night The Best of the Mediterranean cruise on Sun Princess. Expected weather: partially cloudy with highs near 78°F.

17. Day 17 — Saturday, May 15, 2027 — Mykonos, Greece

    Mykonos, Greece is a scheduled port of call on day 17 of the 21-night The Best of the Mediterranean cruise on Sun Princess. Expected weather: partially cloudy with highs near 66°F.

18. Day 18 — Sunday, May 16, 2027 — Piraeus, Greece

    Piraeus, Greece is a scheduled port of call on day 18 of the 21-night The Best of the Mediterranean cruise on Sun Princess. Expected weather: partially cloudy with highs near 80°F.