How Crowded Is Fort Sumter and Fort Moultrie in June?
June is a busy month at Fort Sumter and Fort Moultrie National Historical Park, running about 1.4× the park's average month — roughly 11% of the year's visitors come in June. That puts it between the July peak and the January low. Overall our best-time score rates June as "Poor" for a visit. Typical June weather averages a high near 88°F and a low around 70°F, with about 5.4" of precipitation. You'll get about 14.1 hours of daylight to explore.
Frequently Asked Questions
June is busy at Fort Sumter and Fort Moultrie National Historical Park (about 1.4× the average month). Our best-time score rates it "Poor". The single best month overall is September.
The busiest month is July and the quietest is January. June sits at about 1.4× the park's average, or 11% of annual visitation.
Source: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-06-20.