Your Cruise, Your Weather
Plan Your Cruise With Free Weather Forecasts
Loading Travel Forecast…Loading Travel Forecast…Loading Travel Forecast…The Sun Princess sails a 21-night The Best of the Mediterranean itinerary with Princess Cruises, departing Barcelona, Spain on July 18, 2026. It's a classic Mediterranean cruise. Travelers sailing in July can generally expect mild, changeable weather that can turn cool and wet. Ports of call include Barcelona, Spain, Palma De Mallorca, Spain, Marseille, France, with 15 more along the way. Use the day-by-day forecast below to plan what to pack for each stop.
Barcelona, Spain is a scheduled port of call on day 1 of the 21-night The Best of the Mediterranean cruise on Sun Princess. Expected weather: clear with highs near 91°F.
Palma De Mallorca, Spain 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 93°F.
Marseille, France is a scheduled port of call on day 3 of the 21-night The Best of the Mediterranean cruise on Sun Princess. Expected weather: clear with highs near 86°F.
Ajaccio, Corsica 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 87°F.
Santa Margherita, Italy is a scheduled port of call on day 5 of the 21-night The Best of the Mediterranean cruise on Sun Princess. Expected weather: clear with highs near 82°F.
Genoa, Italy 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 80°F.
La Spezia, Italy is a scheduled port of call on day 7 of the 21-night The Best of the Mediterranean cruise on Sun Princess. Expected weather: clear with highs near 78°F.
Civitavecchia, Italy 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 79°F.
Naples, Italy is a scheduled port of call on day 9 of the 21-night The Best of the Mediterranean cruise on Sun Princess. Expected weather: clear with highs near 83°F.
Chania, Crete is a scheduled port of call on day 10 of the 21-night The Best of the Mediterranean cruise on Sun Princess. Expected weather: clear with highs near 80°F.
Kusadasi, Turkey is a scheduled port of call on day 11 of the 21-night The Best of the Mediterranean cruise on Sun Princess. Expected weather: clear with highs near 96°F.
Mykonos, Greece is a scheduled port of call on day 12 of the 21-night The Best of the Mediterranean cruise on Sun Princess. Expected weather: clear with highs near 78°F.
Piraeus, Greece is a scheduled port of call on day 13 of the 21-night The Best of the Mediterranean cruise on Sun Princess. Expected weather: clear with highs near 95°F.
Santorini, Greece is a scheduled port of call on day 14 of the 21-night The Best of the Mediterranean cruise on Sun Princess. Expected weather: clear with highs near 78°F.
Bar, Montenegro is a scheduled port of call on day 15 of the 21-night The Best of the Mediterranean cruise on Sun Princess. Expected weather: clear with highs near 80°F.
Corfu, Greece is a scheduled port of call on day 16 of the 21-night The Best of the Mediterranean cruise on Sun Princess. Expected weather: clear with highs near 81°F.
Messina, Sicily is a scheduled port of call on day 17 of the 21-night The Best of the Mediterranean cruise on Sun Princess. Expected weather: clear with highs near 87°F.
Barcelona, Spain 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 79°F.
Compare rates and find your next sailing.