Dry Tortugas in May: Crowds, Weather & What to Pack
Peak crowds · VisitWhen score 55/100 · #8 of 12 months
May is peak season — expect the year's biggest crowds at Dry Tortugas National Park: crowds run 100% of the May peak (8,643 average visits), days average 86°F with 13.3 hours of daylight. Computed from NPS and NOAA data.
Crowds in May
May is Dry Tortugas's busiest month — an average of 8,643 recreation visits (2021–2025), the park's crowd peak. Trailheads and parking fill accordingly — book early and start days at dawn.
Weather & daylight
Days run warm (highs average 86°F), and nights stay mild (lows average 75°F). Average precipitation is 2.0″ for the month. Mid-month daylight runs 13.3 hours.
NOAA 1991–2020 monthly normals, station DRY TORTUGAS, FL US (0 mi from park coordinates, 3 ft elevation) — conditions vary inside the park, especially with elevation. Daylight computed for the 15th of May.
What to pack for Dry Tortugas in May
Computed from the month's weather normals above — not a generic list.
- Sun protection and 2L+ water per person — highs average 86°F
- Packable rain jacket — 2.0″ of precipitation is normal this month
- Sturdy broken-in footwear, navigation and a basic first-aid kit — every park, every month
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If your dates are flexible, consider shifting: The computed best months for Dry Tortugas are January and February.
Also at their best in May
Other parks whose computed May verdict is a best window — same NPS × NOAA formula:
- Lake Clark in May — 7% of peak crowds, highs 59°F, score 96/100
- North Cascades in May — 11% of peak crowds, highs 69°F, score 96/100
- Katmai in May — 1% of peak crowds, highs 52°F, score 95/100
- Gates of the Arctic in May — 12% of peak crowds, highs 56°F, score 94/100
Common questions
Is Dry Tortugas crowded in May?
Yes — May runs 100% of Dry Tortugas's peak, averaging 8,643 recreation visits (NPS, 2021–2025).
What is the weather like in Dry Tortugas in May?
Average highs of 86°F, lows of 75°F, 2.0″ of precipitation (NOAA 1991–2020 normals, DRY TORTUGAS, FL US station).
What should I pack for Dry Tortugas in May?
Sun protection and 2L+ water per person; Packable rain jacket; Sturdy broken-in footwear, navigation and a basic first-aid kit — the full weather-computed list is on this page.
See also: the best national parks to visit in May · Last verified 2026-09-12