How Crowded Is Upper Delaware in June?
June is a busy month at Upper Delaware Scenic & Recreational River, running about 1.5× the park's average month — roughly 13% of the year's visitors come in June. That puts it between the July peak and the December low. Overall our best-time score rates June as "Good" for a visit. Typical June weather averages a high near 78°F and a low around 54°F, with about 4.8" of precipitation. You'll get about 15.0 hours of daylight to explore.
Frequently Asked Questions
June is busy at Upper Delaware Scenic & Recreational River (about 1.5× the average month). Our best-time score rates it "Good". The single best month overall is June.
The busiest month is July and the quietest is December. June sits at about 1.5× the park's average, or 13% of annual visitation.
Source: National Park Service Visitor Use Statistics (1980–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-06-20.