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Loading Travel Forecast…Loading Travel Forecast…Loading Travel Forecast…Join Viking Cruises's Viking Sea for a 21-night voyage on the Mediterranean & Adriatic Sojourn route, setting out from Piraeus, Greece on September 1, 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, Corfu, Greece, with 15 more along the way. The forecasts below break the weather down port by port.
Piraeus, Greece is a scheduled port of call on day 1 of the 21-night Mediterranean & Adriatic Sojourn cruise on Viking Sea. Expected weather: clear with highs near 91°F.
Katakolon, Greece is a scheduled port of call on day 2 of the 21-night Mediterranean & Adriatic Sojourn cruise on Viking Sea. Expected weather: clear with highs near 83°F.
Corfu, Greece is a scheduled port of call on day 3 of the 21-night Mediterranean & Adriatic Sojourn cruise on Viking Sea. Expected weather: partially cloudy with highs near 79°F.
Kotor, Montenegro is a scheduled port of call on day 4 of the 21-night Mediterranean & Adriatic Sojourn cruise on Viking Sea. Expected weather: partially cloudy with highs near 82°F.
Dubrovnik, Croatia is a scheduled port of call on day 5 of the 21-night Mediterranean & Adriatic Sojourn cruise on Viking Sea. Expected weather: partially cloudy with highs near 79°F.
Split, Croatia is a scheduled port of call on day 6 of the 21-night Mediterranean & Adriatic Sojourn cruise on Viking Sea. Expected weather: partially cloudy with highs near 77°F.
Chioggia, Italy is a scheduled port of call on day 7 of the 21-night Mediterranean & Adriatic Sojourn cruise on Viking Sea. Expected weather: partially cloudy with highs near 75°F.
Sibenik, Croatia is a scheduled port of call on day 8 of the 21-night Mediterranean & Adriatic Sojourn cruise on Viking Sea. Expected weather: partially cloudy with highs near 77°F.
Bari, Italy is a scheduled port of call on day 9 of the 21-night Mediterranean & Adriatic Sojourn cruise on Viking Sea. Expected weather: partially cloudy with highs near 84°F.
Crotone, Italy is a scheduled port of call on day 10 of the 21-night Mediterranean & Adriatic Sojourn cruise on Viking Sea. Expected weather: partially cloudy with highs near 78°F.
Messina, Sicily is a scheduled port of call on day 11 of the 21-night Mediterranean & Adriatic Sojourn cruise on Viking Sea. Expected weather: partially cloudy with highs near 82°F.
Naples, Italy is a scheduled port of call on day 12 of the 21-night Mediterranean & Adriatic Sojourn cruise on Viking Sea. Expected weather: partially cloudy with highs near 76°F.
Civitavecchia, Italy is a scheduled port of call on day 13 of the 21-night Mediterranean & Adriatic Sojourn cruise on Viking Sea. Expected weather: partially cloudy with highs near 75°F.
Livorno, Italy is a scheduled port of call on day 14 of the 21-night Mediterranean & Adriatic Sojourn cruise on Viking Sea. Expected weather: partially cloudy with highs near 74°F.
Monaco is a scheduled port of call on day 15 of the 21-night Mediterranean & Adriatic Sojourn cruise on Viking Sea. Expected weather: partially cloudy with highs near 75°F.
Marseille, France is a scheduled port of call on day 16 of the 21-night Mediterranean & Adriatic Sojourn cruise on Viking Sea. Expected weather: partially cloudy with highs near 71°F.
Sete, France is a scheduled port of call on day 17 of the 21-night Mediterranean & Adriatic Sojourn cruise on Viking Sea. Expected weather: partially cloudy with highs near 71°F.
Tarragona, Spain is a scheduled port of call on day 18 of the 21-night Mediterranean & Adriatic Sojourn cruise on Viking Sea. Expected weather: partially cloudy with highs near 75°F.
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