How Crowded Is Buck Island Reef in May?
Average1.0× average month · best-time score 49/100
May is an average month at Buck Island Reef National Monument, running about 1.0× the park's average month — roughly 8% of the year's visitors come in May. That puts it between the March peak and the September low. Overall our best-time score rates May as "Fair" for a visit. You'll get about 12.8 hours of daylight to explore.
Frequently Asked Questions
May is average at Buck Island Reef National Monument (about 1.0× the average month). Our best-time score rates it "Fair". The single best month overall is September.
The busiest month is March and the quietest is September. May sits at about 1.0× the park's average, or 8% of annual visitation.
Source: National Park Service Visitor Use Statistics (1979–2025). Updated 2026-06-20.