10-Night Cruise on Costa DiademaOcean Cruises from Kiel - Weather

Join Costa Cruises's Costa Diadema for a 10-night voyage on the Ocean Cruises from Kiel route, setting out from Kiel, Germany on September 11, 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 Kiel, Germany, Copenhagen, Denmark, Kristiansand, Norway, with 5 more along the way. The forecasts below break the weather down port by port.

1. Day 1 — Friday, Sep 11, 2026 — Kiel, Germany

   Kiel, Germany is a scheduled port of call on day 1 of the 10-night Ocean Cruises from Kiel cruise on Costa Diadema.

2. Day 2 — Saturday, Sep 12, 2026 — Copenhagen, Denmark

   Copenhagen, Denmark is a scheduled port of call on day 2 of the 10-night Ocean Cruises from Kiel cruise on Costa Diadema.

3. Day 3 — Sunday, Sep 13, 2026 — Kristiansand, Norway

   Kristiansand, Norway is a scheduled port of call on day 3 of the 10-night Ocean Cruises from Kiel cruise on Costa Diadema.

4. Day 4 — Monday, Sep 14, 2026 — At Sea

   Day 4 of 11 is a day at sea aboard Costa Diadema, cruising between ports on the Ocean Cruises from Kiel itinerary.

5. Day 5 — Tuesday, Sep 15, 2026 — Le Havre, France

   Le Havre, France is a scheduled port of call on day 5 of the 10-night Ocean Cruises from Kiel cruise on Costa Diadema.

6. Day 6 — Wednesday, Sep 16, 2026 — At Sea

   Day 6 of 11 is a day at sea aboard Costa Diadema, cruising between ports on the Ocean Cruises from Kiel itinerary.

7. Day 7 — Thursday, Sep 17, 2026 — Vigo, Spain

   Vigo, Spain is a scheduled port of call on day 7 of the 10-night Ocean Cruises from Kiel cruise on Costa Diadema.

8. Day 8 — Friday, Sep 18, 2026 — At Sea

   Day 8 of 11 is a day at sea aboard Costa Diadema, cruising between ports on the Ocean Cruises from Kiel itinerary.

9. Day 9 — Saturday, Sep 19, 2026 — Malaga, Spain

   Malaga, Spain is a scheduled port of call on day 9 of the 10-night Ocean Cruises from Kiel cruise on Costa Diadema.

10. Day 10 — Sunday, Sep 20, 2026 — Alicante, Spain

    Alicante, Spain is a scheduled port of call on day 10 of the 10-night Ocean Cruises from Kiel cruise on Costa Diadema.

11. Day 11 — Monday, Sep 21, 2026 — Barcelona, Spain

    Barcelona, Spain is a scheduled port of call on day 11 of the 10-night Ocean Cruises from Kiel cruise on Costa Diadema.