How Crowded Is Stonewall in August?
August is a very quiet month at Stonewall National Monument, running about 0.2× the park's average month — roughly 2% of the year's visitors come in August. That puts it between the June peak and the September low. Overall our best-time score rates August as "Excellent" for a visit. Typical August weather averages a high near 83°F and a low around 69°F, with about 4.6" of precipitation. You'll get about 13.6 hours of daylight to explore.
Frequently Asked Questions
August is very quiet at Stonewall National Monument (about 0.2× the average month). Our best-time score rates it "Excellent". The single best month overall is September.
The busiest month is June and the quietest is September. August sits at about 0.2× the park's average, or 2% of annual visitation.
Source: National Park Service Visitor Use Statistics (2017–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-06-20.