10-Night Cruise on Carnival LuminosaAlaska Inside Passage & Glacier - Weather

The Carnival Luminosa sails a 10-night Alaska Inside Passage & Glacier itinerary with Carnival Cruises, departing San Francisco, California on July 6, 2026. It's a classic Alaska cruise. Travelers sailing in July 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 San Francisco, California, Juneau, Alaska, Skagway, Alaska, with 4 more along the way. Use the day-by-day forecast below to plan what to pack for each stop.

1. Day 1 — Monday, Jul 6, 2026 — San Francisco, California

   San Francisco, California is a scheduled port of call on day 1 of the 10-night Alaska Inside Passage & Glacier cruise on Carnival Luminosa. Expected weather: partially cloudy with highs near 67°F.

2. Day 2 — Thursday, Jul 9, 2026 — Juneau, Alaska

   Juneau, Alaska is a scheduled port of call on day 2 of the 10-night Alaska Inside Passage & Glacier cruise on Carnival Luminosa. Expected weather: partially cloudy with highs near 65°F.

3. Day 3 — Friday, Jul 10, 2026 — Skagway, Alaska

   Skagway, Alaska is a scheduled port of call on day 3 of the 10-night Alaska Inside Passage & Glacier cruise on Carnival Luminosa. Expected weather: rain, overcast with highs near 57°F.

4. Day 4 — Saturday, Jul 11, 2026 — Tracy Arm/Endicott Arm, Alaska

   Tracy Arm/Endicott Arm, Alaska is a scheduled port of call on day 4 of the 10-night Alaska Inside Passage & Glacier cruise on Carnival Luminosa. Expected weather: rain, partially cloudy with highs near 55°F.

5. Day 5 — Sunday, Jul 12, 2026 — Ketchikan, Alaska

   Ketchikan, Alaska is a scheduled port of call on day 5 of the 10-night Alaska Inside Passage & Glacier cruise on Carnival Luminosa. Expected weather: rain, overcast with highs near 59°F.

6. Day 6 — Monday, Jul 13, 2026 — Prince Rupert, British Columbia

   Prince Rupert, British Columbia is a scheduled port of call on day 6 of the 10-night Alaska Inside Passage & Glacier cruise on Carnival Luminosa. Expected weather: partially cloudy with highs near 61°F.

7. Day 7 — Thursday, Jul 16, 2026 — San Francisco, California

   San Francisco, California is a scheduled port of call on day 7 of the 10-night Alaska Inside Passage & Glacier cruise on Carnival Luminosa. Expected weather: partially cloudy with highs near 63°F.