10-Night Cruise on Norwegian JoyAlaska Round-trip Seattle: Glacier Bay, Skagway & Juneau - Weather

The Norwegian Joy sails a 10-night Alaska Round-trip Seattle: Glacier Bay, Skagway & Juneau itinerary with Norwegian Cruise Line (NCL), departing Seattle, Washington on September 17, 2027. 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, Juneau, Alaska, Skagway, Alaska, with 6 more along the way. Use the day-by-day forecast below to plan what to pack for each stop.

1. Day 1 — Friday, Sep 17, 2027 — Seattle, Washington

   Seattle, Washington is a scheduled port of call on day 1 of the 10-night Alaska Round-trip Seattle: Glacier Bay, Skagway & Juneau cruise on Norwegian Joy. Expected weather: partially cloudy with highs near 69°F.

2. Day 2 — Sunday, Sep 19, 2027 — Juneau, Alaska

   Juneau, Alaska is a scheduled port of call on day 2 of the 10-night Alaska Round-trip Seattle: Glacier Bay, Skagway & Juneau cruise on Norwegian Joy. Expected weather: rain, partially cloudy with highs near 58°F.

3. Day 3 — Monday, Sep 20, 2027 — Skagway, Alaska

   Skagway, Alaska is a scheduled port of call on day 3 of the 10-night Alaska Round-trip Seattle: Glacier Bay, Skagway & Juneau cruise on Norwegian Joy. Expected weather: partially cloudy with highs near 51°F.

4. Day 4 — Tuesday, Sep 21, 2027 — Glacier Bay, Alaska

   Glacier Bay, Alaska is a scheduled port of call on day 4 of the 10-night Alaska Round-trip Seattle: Glacier Bay, Skagway & Juneau cruise on Norwegian Joy. Expected weather: partially cloudy with highs near 54°F.

5. Day 5 — Wednesday, Sep 22, 2027 — Sitka, Alaska

   Sitka, Alaska is a scheduled port of call on day 5 of the 10-night Alaska Round-trip Seattle: Glacier Bay, Skagway & Juneau cruise on Norwegian Joy. Expected weather: partially cloudy with highs near 57°F.

6. Day 6 — Thursday, Sep 23, 2027 — 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: Glacier Bay, Skagway & Juneau cruise on Norwegian Joy. Expected weather: partially cloudy with highs near 52°F.

7. Day 7 — Friday, Sep 24, 2027 — Ketchikan, Alaska

   Ketchikan, Alaska is a scheduled port of call on day 7 of the 10-night Alaska Round-trip Seattle: Glacier Bay, Skagway & Juneau cruise on Norwegian Joy. Expected weather: rain, partially cloudy with highs near 55°F.

8. Day 8 — Sunday, Sep 26, 2027 — Victoria, British Columbia

   Victoria, British Columbia is a scheduled port of call on day 8 of the 10-night Alaska Round-trip Seattle: Glacier Bay, Skagway & Juneau cruise on Norwegian Joy. Expected weather: partially cloudy with highs near 57°F.

9. Day 9 — Monday, Sep 27, 2027 — Seattle, Washington

   Seattle, Washington is a scheduled port of call on day 9 of the 10-night Alaska Round-trip Seattle: Glacier Bay, Skagway & Juneau cruise on Norwegian Joy. Expected weather: partially cloudy with highs near 65°F.