Glacier Bay National Park in May
In May, Glacier Bay National Park averages a high of 54°F and a low of 39°F, with 3.1 inches of precipitation (rain plus melted snow). About 115,000 people visit, the 4th busiest of 12 (busy). Days are 16 hours 49 minutes long.
- Quiet
- Moderate
- Busy
- Very busy
- Few or no visits (may be closed)
- Best months
- High / low
- 54° / 39°F
- Precipitation
- 3.1in
- Snow
- –in
- Daylight
- 16h 49m
- Visitors
- 115,000
- Crowds
- Busy
Best months for weather and crowds instead: June (very busy) and July (very busy).
Weather 1991–2020 averages at Glacier Bay, AK, 44.2 miles from the park's center, 45 ft. Visitors National Park Service recreation visits, average of 2023–2025. Updated .
Other parks in May
| Park | High / low °F | Crowds | Weather |
|---|---|---|---|
| Klondike Gold Rush National Historical Park | 58° / 43° | Busy | Mild |
| Wrangell-St. Elias National Park | 58° / 31° | Quiet | Mild |
| Kenai Fjords National Park | 53° / 39° | Quiet | Cool |
| Denali National Park | 54° / 33° | Quiet | Cool |
| Lake Clark National Park | 59° / 39° | Few or no visits | Mild |
Closures, reservations and alerts: Glacier Bay National Park on nps.gov
All twelve months at Glacier Bay · National parks to visit in May