Glacier Bay National Park in August
In August, Glacier Bay National Park averages a high of 60°F and a low of 48°F, with 6.0 inches of precipitation (rain plus melted snow). About 147,000 people visit, the 2nd busiest of 12 (very busy). Days are 15 hours 27 minutes long.
- Quiet
- Moderate
- Busy
- Very busy
- Few or no visits (may be closed)
- Best months
- High / low
- 60° / 48°F
- Precipitation
- 6.0in
- Snow
- –in
- Daylight
- 15h 27m
- Visitors
- 147,000
- Crowds
- Very 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 August
| Park | High / low °F | Crowds | Weather |
|---|---|---|---|
| Klondike Gold Rush National Historical Park | 63° / 51° | Very busy | Mild, wet |
| Wrangell-St. Elias National Park | 67° / 42° | Busy | Mild, wet |
| Kenai Fjords National Park | 62° / 50° | Very busy | Mild |
| Denali National Park | 60° / 43° | Very busy | Mild, wet |
| Lake Clark National Park | 67° / 50° | Very busy | Mild, wet |
Closures, reservations and alerts: Glacier Bay National Park on nps.gov
All twelve months at Glacier Bay · National parks to visit in August