4-Night Cruise on Costa DiademaMini Cruises from Marseilles - Weather

Departing Marseille, France on September 22, 2026, the Costa Cruises ship Costa Diadema runs this 4-night Mini Cruises from Marseilles sailing. 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 Marseille, France, Savona, Italy, Palma De Mallorca, Spain, with 1 more along the way. Scroll the daily outlook below to pack smart for every port of call.

1. Day 1 — Tuesday, Sep 22, 2026 — Marseille, France

   Marseille, France is a scheduled port of call on day 1 of the 4-night Mini Cruises from Marseilles cruise on Costa Diadema. Expected weather: partially cloudy with highs near 70°F.

2. Day 2 — Wednesday, Sep 23, 2026 — Savona, Italy

   Savona, Italy is a scheduled port of call on day 2 of the 4-night Mini Cruises from Marseilles cruise on Costa Diadema. Expected weather: partially cloudy with highs near 73°F.

3. Day 3 — Thursday, Sep 24, 2026 — At Sea

   Day 3 of 5 is a day at sea aboard Costa Diadema, cruising between ports on the Mini Cruises from Marseilles itinerary.

4. Day 4 — Friday, Sep 25, 2026 — Palma De Mallorca, Spain

   Palma De Mallorca, Spain is a scheduled port of call on day 4 of the 4-night Mini Cruises from Marseilles cruise on Costa Diadema. Expected weather: partially cloudy with highs near 76°F.

5. Day 5 — Saturday, Sep 26, 2026 — Marseille, France

   Marseille, France is a scheduled port of call on day 5 of the 4-night Mini Cruises from Marseilles cruise on Costa Diadema. Expected weather: partially cloudy with highs near 70°F.