How Crowded Is Hopewell Furnace in August?
August is a very busy month at Hopewell Furnace National Historic Site, running about 1.6× the park's average month — roughly 13% of the year's visitors come in August. 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 August weather averages a high near 82°F and a low around 62°F. You'll get about 13.6 hours of daylight to explore.
Frequently Asked Questions
August is very busy at Hopewell Furnace National Historic Site (about 1.6× the average month). Our best-time score rates it "Fair". The single best month overall is October.
The busiest month is August and the quietest is January. August 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.