How Crowded Is Glacier Bay in December?
December is a very quiet month at Glacier Bay National Park & Preserve, running about 0.0× the park's average month — roughly 0% of the year's visitors come in December. That puts it between the July peak and the February low. Overall our best-time score rates December as "Poor" for a visit. Typical December weather averages a high near 33°F and a low around 27°F, with about 9" of precipitation. You'll get about 5.9 hours of daylight to explore.
Frequently Asked Questions
December is very quiet at Glacier Bay National Park & Preserve (about 0.0× 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. December sits at about 0.0× the park's average, or 0% of annual visitation.
Source: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-06-20.