How Crowded Is Glacier Bay in August?
August is a very busy month at Glacier Bay National Park & Preserve, running about 2.6× the park's average month — roughly 21% of the year's visitors come in August. That puts it between the July peak and the February low. Overall our best-time score rates August as "Poor" for a visit. Typical August weather averages a high near 60°F and a low around 48°F, with about 6" of precipitation. You'll get about 15.2 hours of daylight to explore.
Frequently Asked Questions
August is very busy at Glacier Bay National Park & Preserve (about 2.6× the average month). Our best-time score rates it "Poor". The single best month overall is April.
The busiest month is July and the quietest is February. August sits at about 2.6× the park's average, or 21% of annual visitation.
Source: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-06-20.