7-Night Cruise on AIDAlunaOstsee Ab Warnemunde - Weather

The AIDAluna sails a 7-night Ostsee Ab Warnemunde itinerary with AIDA Cruises, departing Warnemunde, Germany on September 5, 2026. It's a classic Northern Europe cruise. Travelers sailing in September can generally expect cold, short days. Ports of call include Warnemunde, Germany, Helsinki, Finland, Kotka, Finland, with 3 more along the way. Use the day-by-day forecast below to plan what to pack for each stop.

1. Day 1 — Saturday, Sep 5, 2026 — Warnemunde, Germany

   Warnemunde, Germany is a scheduled port of call on day 1 of the 7-night Ostsee Ab Warnemunde cruise on AIDAluna. Expected weather: partially cloudy with highs near 69°F.

2. Day 2 — Monday, Sep 7, 2026 — Helsinki, Finland

   Helsinki, Finland is a scheduled port of call on day 2 of the 7-night Ostsee Ab Warnemunde cruise on AIDAluna. Expected weather: partially cloudy with highs near 61°F.

3. Day 3 — Tuesday, Sep 8, 2026 — Kotka, Finland

   Kotka, Finland is a scheduled port of call on day 3 of the 7-night Ostsee Ab Warnemunde cruise on AIDAluna. Expected weather: partially cloudy with highs near 61°F.

4. Day 4 — Wednesday, Sep 9, 2026 — Tallinn, Estonia

   Tallinn, Estonia is a scheduled port of call on day 4 of the 7-night Ostsee Ab Warnemunde cruise on AIDAluna. Expected weather: partially cloudy with highs near 63°F.

5. Day 5 — Thursday, Sep 10, 2026 — Stockholm, Sweden

   Stockholm, Sweden is a scheduled port of call on day 5 of the 7-night Ostsee Ab Warnemunde cruise on AIDAluna. Expected weather: partially cloudy with highs near 62°F.

6. Day 6 — Saturday, Sep 12, 2026 — Warnemunde, Germany

   Warnemunde, Germany is a scheduled port of call on day 6 of the 7-night Ostsee Ab Warnemunde cruise on AIDAluna. Expected weather: partially cloudy with highs near 67°F.