How Crowded Is Oregon Caves in August?
Very busy2.0× average month · best-time score 30/100
August is a very busy month at Oregon Caves National Monument & Preserve, running about 2.0× the park's average month — roughly 17% of the year's visitors come in August. That puts it between the July peak and the January low. Overall our best-time score rates August as "Poor" for a visit. You'll get about 13.7 hours of daylight to explore.
Frequently Asked Questions
August is very busy at Oregon Caves National Monument & Preserve (about 2.0× the average month). Our best-time score rates it "Poor". The single best month overall is February.
The busiest month is July and the quietest is January. August sits at about 2.0× the park's average, or 17% of annual visitation.
Source: National Park Service Visitor Use Statistics (1979–2025). Updated 2026-06-20.