7-Night Cruise on Costa PacificaWestern Mediterranean from La Seyne sur Mer | St. Tropez - Weather

Join Costa Cruises's Costa Pacifica for a 7-night voyage on the Western Mediterranean from La Seyne sur Mer | St. Tropez route, setting out from Toulon, France on September 28, 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 Toulon, France, Palma De Mallorca, Spain, Valencia, Spain, with 4 more along the way. The forecasts below break the weather down port by port.

1. Day 1 — Monday, Sep 28, 2026 — Toulon, France

   Toulon, France is a scheduled port of call on day 1 of the 7-night Western Mediterranean from La Seyne sur Mer | St. Tropez cruise on Costa Pacifica. Expected weather: partially cloudy with highs near 77°F.

2. Day 2 — Tuesday, Sep 29, 2026 — Palma De Mallorca, Spain

   Palma De Mallorca, Spain is a scheduled port of call on day 2 of the 7-night Western Mediterranean from La Seyne sur Mer | St. Tropez cruise on Costa Pacifica. Expected weather: partially cloudy with highs near 76°F.

3. Day 3 — Wednesday, Sep 30, 2026 — Valencia, Spain

   Valencia, Spain is a scheduled port of call on day 3 of the 7-night Western Mediterranean from La Seyne sur Mer | St. Tropez cruise on Costa Pacifica. Expected weather: partially cloudy with highs near 80°F.

4. Day 4 — Friday, Oct 2, 2026 — Olbia, Sardinia

   Olbia, Sardinia is a scheduled port of call on day 4 of the 7-night Western Mediterranean from La Seyne sur Mer | St. Tropez cruise on Costa Pacifica. Expected weather: partially cloudy with highs near 73°F.

5. Day 5 — Saturday, Oct 3, 2026 — Civitavecchia, Italy

   Civitavecchia, Italy is a scheduled port of call on day 5 of the 7-night Western Mediterranean from La Seyne sur Mer | St. Tropez cruise on Costa Pacifica. Expected weather: partially cloudy with highs near 71°F.

6. Day 6 — Sunday, Oct 4, 2026 — Savona, Italy

   Savona, Italy is a scheduled port of call on day 6 of the 7-night Western Mediterranean from La Seyne sur Mer | St. Tropez cruise on Costa Pacifica. Expected weather: partially cloudy with highs near 71°F.

7. Day 7 — Monday, Oct 5, 2026 — Marseille, France

   Marseille, France is a scheduled port of call on day 7 of the 7-night Western Mediterranean from La Seyne sur Mer | St. Tropez cruise on Costa Pacifica. Expected weather: partially cloudy with highs near 68°F.