How Crowded Is Cumberland Island in March?
March is a busy month at Cumberland Island National Seashore, running about 1.6× the park's average month — roughly 13% of the year's visitors come in March. It is in fact the busiest month of the year here, so expect full parking lots, busy trails and booked-out campgrounds. If crowds bother you, January (the quietest month) or the recommended October are easier. Typical March weather averages a high near 70°F and a low around 51°F, with about 3.3" of precipitation. You'll get about 11.8 hours of daylight to explore.
Frequently Asked Questions
March is busy at Cumberland Island National Seashore (about 1.6× the average month). Our best-time score rates it "Poor". The single best month overall is October.
The busiest month is March and the quietest is January. March sits at about 1.6× the park's average, or 13% of annual visitation.
Source: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-06-20.