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Dry Tortugas · August
August is a busy time to visit Dry Tortugas — quieter than July, about as busy as September.
Expect heavy crowds (7/10), highs near 91°F, about 13 hours of daylight, and 2 seasonal closures in effect.
Crowd score
Approaching peak season — expect full lots by mid-morning and busy overlooks.
About 69% of this park's busiest month.
Source: NPS Visitor Use Statistics, 2023–2025
Data: NPS visitation 2023–2025 · crowd scores computed Jul 2026 · alerts checked Jul 10, 2026. How this is calculated →
Computed from federal data · Methodology by Sharon Ben-Moshe
Visitation
August draws about 7% of Dry Tortugas’s yearly visitors.
Typical monthly recreation visits, averaged over the most recent three full years.
Source: NPS Visitor Use Statistics, 2023–2025
Weather
Source: NOAA 1991–2020 climate normals, DRY TORTUGAS, FL US
This week
| Day | Conditions | High | Low | Precip chance |
|---|---|---|---|---|
| Thu 27 | Overcast | 86°F | 83°F | 9% |
| Fri 28 | Rain showers | 86°F | 79°F | 13% |
| Sat 29 | Drizzle | 87°F | 86°F | 43% |
| Sun 30 | Overcast | 87°F | 86°F | 56% |
| Mon 31 | Thunderstorm | 87°F | 86°F | 46% |
| Tue 1 | Thunderstorm w/ hail | 87°F | 85°F | 55% |
| Wed 2 | Thunderstorm w/ hail | 86°F | 83°F | 53% |
Forecast data by Open-Meteo
Source: Open-Meteo
What's open
The Dry Tortugas is open 24 hours, 7 days a week. This includes holidays.
Seasonal closures may apply:
Sections of the moat wall that were damaged by Hurricanes Irma (2017) and Ian (2022), as well as several hurricanes in 2024 are undergoing repair and reinforcement. For your safety, please follow posted signage and do not cross any barricades.
Visitor access to Bush Key is suspended until Fall 2026 to protect nesting Sooty Terns, Brown Noddies, and Magnificent Frigatebirds. Boaters must maintain a distance of 100 feet from the island's mean low tide.
Details on nps.gov →Source: NPS Data API
Conditions
Vessel operators - the Garden Key Harbor Light is undergoing repairs and is extinguished. At this time it is unknown when the light will again be illuminated.
Like elsewhere in the Florida Keys, we have seen an increase in Cuban migrants arriving by boat from Cuba and landing on the islands of Dry Tortugas National Park. You may observe migrant landings at the park and visitor areas may be impacted.
Sections of the moat wall that were damaged by Hurricanes Irma (2017) and Ian (2022), as well as several hurricanes in 2024 are undergoing repair and reinforcement. For your safety, please follow posted signage and do not cross any barricades.
Visitor access to Bush Key is suspended until Fall 2026 to protect nesting Sooty Terns, Brown Noddies, and Magnificent Frigatebirds. Boaters must maintain a distance of 100 feet from the island's mean low tide.
Details on nps.gov →Source: NPS Data API
Context
Alternatives
FAQ
August rates 7/10 for crowds (Busy) at Dry Tortugas National Park — about 69% of its busiest month. Typical recreation visits: 6,385.
In August, Dry Tortugas averages a high of 91°F and a low of 79°F, with about 4.3 inches of precipitation.
Entrance to Dry Tortugas costs $15 (The entrance fee for Dry Tortugas National Park is $15.00 per person and is good for 7 consecutive days. Any person 15 years old and under is exempt from paying an entrance fees (including international visitors). Ferry tickets include the cost of entrance to the park, but NOT camping fees. Seaplane will charge the entrance fee upon arrival. Plan to bring cash for each person aged 16-years of age and older. Private boaters may purchase a digital pass in advance or pay cash/check at Garden Key main dock.).
Dry Tortugas is quietest in October and August. If your dates are flexible, those months bring the thinnest crowds of the year.
In mid-August, Dry Tortugas gets about 13 hours of daylight, with sunrise around 5:06 AM and sunset around 6:05 PM.