7-Night Cruise on WesterdamGlacier Discovery Southbound - Weather

Departing Whittier, Alaska on May 30, 2027, the Holland America Line (HAL) ship Westerdam runs this 7-night Glacier Discovery Southbound sailing. It's a classic Alaska cruise. Travelers sailing in May 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 Whittier, Alaska, Hubbard Glacier, Alaska, Glacier Bay, Alaska, with 4 more along the way. Scroll the daily outlook below to pack smart for every port of call.

1. Day 1 — Sunday, May 30, 2027 — Whittier, Alaska

   Whittier, Alaska is a scheduled port of call on day 1 of the 7-night Glacier Discovery Southbound cruise on Westerdam. Expected weather: partially cloudy with highs near 52°F.

2. Day 2 — Monday, May 31, 2027 — Hubbard Glacier, Alaska

   Hubbard Glacier, Alaska is a scheduled port of call on day 2 of the 7-night Glacier Discovery Southbound cruise on Westerdam. Expected weather: partially cloudy with highs near 45°F.

3. Day 3 — Tuesday, Jun 1, 2027 — Glacier Bay, Alaska

   Glacier Bay, Alaska is a scheduled port of call on day 3 of the 7-night Glacier Discovery Southbound cruise on Westerdam. Expected weather: partially cloudy with highs near 53°F.

4. Day 4 — Wednesday, Jun 2, 2027 — Skagway, Alaska

   Skagway, Alaska is a scheduled port of call on day 4 of the 7-night Glacier Discovery Southbound cruise on Westerdam. Expected weather: partially cloudy with highs near 53°F.

5. Day 5 — Thursday, Jun 3, 2027 — Juneau, Alaska

   Juneau, Alaska is a scheduled port of call on day 5 of the 7-night Glacier Discovery Southbound cruise on Westerdam. Expected weather: partially cloudy with highs near 61°F.

6. Day 6 — Friday, Jun 4, 2027 — Ketchikan, Alaska

   Ketchikan, Alaska is a scheduled port of call on day 6 of the 7-night Glacier Discovery Southbound cruise on Westerdam. Expected weather: partially cloudy with highs near 54°F.

7. Day 7 — Saturday, Jun 5, 2027 — At Sea

   Day 7 of 8 is a day at sea aboard Westerdam, cruising between ports on the Glacier Discovery Southbound itinerary.

8. Day 8 — Sunday, Jun 6, 2027 — Vancouver, Canada

   Vancouver, Canada is a scheduled port of call on day 8 of the 7-night Glacier Discovery Southbound cruise on Westerdam. Expected weather: partially cloudy with highs near 68°F.