10-Night Cruise on Norwegian JoyAlaska Round-trip Seattle: Skagway, Ketchikan & Sitka - Weather

Join Norwegian Cruise Line (NCL)'s Norwegian Joy for a 10-night voyage on the Alaska Round-trip Seattle: Skagway, Ketchikan & Sitka route, setting out from Seattle, Washington on September 11, 2026. It's a classic Alaska cruise. Travelers sailing in September can generally expect cool days, crisp nights, and long hours of daylight typical of the Alaska cruise season — with rain never far off. Ports of call include Seattle, Washington, Ketchikan, Alaska, Glacier Bay, Alaska, with 6 more along the way. The forecasts below break the weather down port by port.

1. Day 1 — Friday, Sep 11, 2026 — Seattle, Washington

   Seattle, Washington is a scheduled port of call on day 1 of the 10-night Alaska Round-trip Seattle: Skagway, Ketchikan & Sitka cruise on Norwegian Joy. Expected weather: partially cloudy with highs near 72°F.

2. Day 2 — Saturday, Sep 12, 2026 — At Sea

   Day 2 of 11 is a day at sea aboard Norwegian Joy, cruising between ports on the Alaska Round-trip Seattle: Skagway, Ketchikan & Sitka itinerary.

3. Day 3 — Sunday, Sep 13, 2026 — Ketchikan, Alaska

   Ketchikan, Alaska is a scheduled port of call on day 3 of the 10-night Alaska Round-trip Seattle: Skagway, Ketchikan & Sitka cruise on Norwegian Joy. Expected weather: partially cloudy with highs near 57°F.

4. Day 4 — Monday, Sep 14, 2026 — Glacier Bay, Alaska

   Glacier Bay, Alaska is a scheduled port of call on day 4 of the 10-night Alaska Round-trip Seattle: Skagway, Ketchikan & Sitka cruise on Norwegian Joy. Expected weather: partially cloudy with highs near 55°F.

5. Day 5 — Tuesday, Sep 15, 2026 — Juneau, Alaska

   Juneau, Alaska is a scheduled port of call on day 5 of the 10-night Alaska Round-trip Seattle: Skagway, Ketchikan & Sitka cruise on Norwegian Joy. Expected weather: partially cloudy with highs near 60°F.

6. Day 6 — Wednesday, Sep 16, 2026 — Icy Strait Point, Alaska

   Icy Strait Point, Alaska is a scheduled port of call on day 6 of the 10-night Alaska Round-trip Seattle: Skagway, Ketchikan & Sitka cruise on Norwegian Joy. Expected weather: partially cloudy with highs near 54°F.

7. Day 7 — Thursday, Sep 17, 2026 — Sitka, Alaska

   Sitka, Alaska is a scheduled port of call on day 7 of the 10-night Alaska Round-trip Seattle: Skagway, Ketchikan & Sitka cruise on Norwegian Joy. Expected weather: partially cloudy with highs near 57°F.

8. Day 8 — Friday, Sep 18, 2026 — Skagway, Alaska

   Skagway, Alaska is a scheduled port of call on day 8 of the 10-night Alaska Round-trip Seattle: Skagway, Ketchikan & Sitka cruise on Norwegian Joy. Expected weather: partially cloudy with highs near 52°F.

9. Day 9 — Saturday, Sep 19, 2026 — At Sea

   Day 9 of 11 is a day at sea aboard Norwegian Joy, cruising between ports on the Alaska Round-trip Seattle: Skagway, Ketchikan & Sitka itinerary.

10. Day 10 — Sunday, Sep 20, 2026 — Victoria, British Columbia

    Victoria, British Columbia is a scheduled port of call on day 10 of the 10-night Alaska Round-trip Seattle: Skagway, Ketchikan & Sitka cruise on Norwegian Joy. Expected weather: partially cloudy with highs near 58°F.

11. Day 11 — Monday, Sep 21, 2026 — Seattle, Washington

    Seattle, Washington is a scheduled port of call on day 11 of the 10-night Alaska Round-trip Seattle: Skagway, Ketchikan & Sitka cruise on Norwegian Joy. Expected weather: partially cloudy with highs near 67°F.