How Crowded Is Dry Tortugas in May?
May is an average month at Dry Tortugas National Park, running about 1.1× the park's average month — roughly 10% of the year's visitors come in May. That puts it between the June peak and the October low. Overall our best-time score rates May as "Poor" for a visit. Typical May weather averages a high near 86°F and a low around 75°F, with about 2" of precipitation. You'll get about 13.2 hours of daylight to explore.
Frequently Asked Questions
May is average at Dry Tortugas National Park (about 1.1× 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. May sits at about 1.1× the park's average, or 10% of annual visitation.
Source: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-06-20.