How Crowded Is Saint Croix in July?
July is a very busy month at Saint Croix National Scenic Riverway, running about 3.1× the park's average month — roughly 26% of the year's visitors come in July. 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, December (the quietest month) or the recommended June are easier. Typical July weather averages a high near 81°F and a low around 60°F, with about 4.3" of precipitation. You'll get about 15.2 hours of daylight to explore.
Frequently Asked Questions
July is very busy at Saint Croix National Scenic Riverway (about 3.1× the average month). Our best-time score rates it "Fair". The single best month overall is June.
The busiest month is July and the quietest is December. July sits at about 3.1× the park's average, or 26% of annual visitation.
Source: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-06-20.