7-Night Cruise on Star PrincessInside Passage (Roundtrip Seattle) - Weather

The Star Princess sails a 7-night Inside Passage (Roundtrip Seattle) itinerary with Princess Cruises, departing Seattle, Washington on August 8, 2027. It's a classic Alaska cruise. Travelers sailing in August 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, Tracy Arm/Endicott Arm, Alaska, with 3 more along the way. Use the day-by-day forecast below to plan what to pack for each stop.

1. Day 1 — Sunday, Aug 8, 2027 — Seattle, Washington

   Seattle, Washington is a scheduled port of call on day 1 of the 7-night Inside Passage (Roundtrip Seattle) cruise on Star Princess. Expected weather: partially cloudy with highs near 77°F.

2. Day 2 — Monday, Aug 9, 2027 — At Sea

   Day 2 of 8 is a day at sea aboard Star Princess, cruising between ports on the Inside Passage (Roundtrip Seattle) itinerary.

3. Day 3 — Tuesday, Aug 10, 2027 — Ketchikan, Alaska

   Ketchikan, Alaska is a scheduled port of call on day 3 of the 7-night Inside Passage (Roundtrip Seattle) cruise on Star Princess. Expected weather: partially cloudy with highs near 61°F.

4. Day 4 — Wednesday, Aug 11, 2027 — Tracy Arm/Endicott Arm, Alaska

   Tracy Arm/Endicott Arm, Alaska is a scheduled port of call on day 4 of the 7-night Inside Passage (Roundtrip Seattle) cruise on Star Princess. Expected weather: partially cloudy with highs near 64°F.

5. Day 5 — Thursday, Aug 12, 2027 — Skagway, Alaska

   Skagway, Alaska is a scheduled port of call on day 5 of the 7-night Inside Passage (Roundtrip Seattle) cruise on Star Princess. Expected weather: partially cloudy with highs near 60°F.

6. Day 6 — Friday, Aug 13, 2027 — At Sea

   Day 6 of 8 is a day at sea aboard Star Princess, cruising between ports on the Inside Passage (Roundtrip Seattle) itinerary.

7. Day 7 — Saturday, Aug 14, 2027 — Victoria, British Columbia

   Victoria, British Columbia is a scheduled port of call on day 7 of the 7-night Inside Passage (Roundtrip Seattle) cruise on Star Princess. Expected weather: partially cloudy with highs near 62°F.

8. Day 8 — Sunday, Aug 15, 2027 — Seattle, Washington

   Seattle, Washington is a scheduled port of call on day 8 of the 7-night Inside Passage (Roundtrip Seattle) cruise on Star Princess. Expected weather: partially cloudy with highs near 76°F.