How Crowded Is Frederick Law Olmsted in March?
March is a quiet month at Frederick Law Olmsted National Historic Site, running about 0.6× the park's average month — roughly 5% of the year's visitors come in March. That puts it between the July peak and the January low. Overall our best-time score rates March as "Poor" for a visit. Typical March weather averages a high near 47°F and a low around 28°F, with about 4.5" of precipitation. You'll get about 11.7 hours of daylight to explore.
Frequently Asked Questions
March is quiet at Frederick Law Olmsted National Historic Site (about 0.6× the average month). Our best-time score rates it "Poor". The single best month overall is May.
The busiest month is July and the quietest is January. March sits at about 0.6× the park's average, or 5% of annual visitation.
Source: National Park Service Visitor Use Statistics (1981–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-06-20.