How Crowded Is Joshua Tree in August?
August is a quiet month at Joshua Tree National Park, running about 0.6× the park's average month — roughly 5% of the year's visitors come in August. That puts it between the March peak and the July low. Overall our best-time score rates August as "Good" for a visit. Typical August weather averages a high near 103°F and a low around 76°F, with about 0.7" of precipitation. You'll get about 13.3 hours of daylight to explore.
Frequently Asked Questions
August is quiet at Joshua Tree National Park (about 0.6× the average month). Our best-time score rates it "Good". The single best month overall is September.
The busiest month is March and the quietest is July. August sits at about 0.6× the park's average, or 5% of annual visitation.
Source: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-06-20.