How Crowded Is Acadia in July?
July is a very busy month at Acadia National Park, running about 2.4× the park's average month — roughly 20% of the year's visitors come in July. That puts it between the August peak and the February low. Overall our best-time score rates July as "Fair" for a visit. Typical July weather averages a high near 79°F and a low around 60°F, with about 3.3" of precipitation. You'll get about 15.0 hours of daylight to explore.
Frequently Asked Questions
July is very busy at Acadia National Park (about 2.4× the average month). Our best-time score rates it "Fair". The single best month overall is May.
The busiest month is August and the quietest is February. July sits at about 2.4× the park's average, or 20% of annual visitation.
Source: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-06-20.