How Crowded Is Cabrillo in July?
July is a busy month at Cabrillo National Monument, running about 1.3× the park's average month — roughly 11% 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, September (the quietest month) or the recommended September are easier. Typical July weather averages a high near 74°F and a low around 65°F, with about 0.1" of precipitation. You'll get about 14.0 hours of daylight to explore.
Frequently Asked Questions
July is busy at Cabrillo National Monument (about 1.3× the average month). Our best-time score rates it "Fair". The single best month overall is September.
The busiest month is July and the quietest is September. July sits at about 1.3× the park's average, or 11% of annual visitation.
Source: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-06-20.