How Crowded Is Glacier in June?
June is a very busy month at Glacier National Park, running about 2.2× the park's average month — roughly 18% of the year's visitors come in June. That puts it between the July peak and the February low. Overall our best-time score rates June as "Fair" for a visit. Typical June weather averages a high near 70°F and a low around 45°F, with about 3.8" of precipitation. You'll get about 15.9 hours of daylight to explore.
Frequently Asked Questions
June is very busy at Glacier National Park (about 2.2× the average month). Our best-time score rates it "Fair". The single best month overall is May.
The busiest month is July and the quietest is February. June sits at about 2.2× the park's average, or 18% of annual visitation.
Source: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-06-20.