How Crowded Is Dry Tortugas in August?
August is an average month at Dry Tortugas National Park, running about 1.0× the park's average month — roughly 8% of the year's visitors come in August. That puts it between the June peak and the October low. Overall our best-time score rates August as "Poor" for a visit. Typical August weather averages a high near 91°F and a low around 79°F, with about 4.3" of precipitation. You'll get about 12.9 hours of daylight to explore.
Frequently Asked Questions
August is average at Dry Tortugas National Park (about 1.0× the average month). Our best-time score rates it "Poor". The single best month overall is February.
The busiest month is June and the quietest is October. August sits at about 1.0× the park's average, or 8% of annual visitation.
Source: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-06-20.