How Crowded Is Tule Lake in August?
August is a very busy month at Tule Lake National Monument, running about 3.7× the park's average month — roughly 31% of the year's visitors come in August. 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, January (the quietest month) or the recommended September are easier. Typical August weather averages a high near 86°F and a low around 44°F, with about 0.3" of precipitation. You'll get about 13.7 hours of daylight to explore.
Frequently Asked Questions
August is very busy at Tule Lake National Monument (about 3.7× the average month). Our best-time score rates it "Fair". The single best month overall is September.
The busiest month is August and the quietest is January. August sits at about 3.7× the park's average, or 31% of annual visitation.
Source: National Park Service Visitor Use Statistics (2023–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-06-20.