How Crowded Is John Muir in April?
April is a busy month at John Muir National Historic Site, running about 1.6× the park's average month — roughly 13% of the year's visitors come in April. 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 September are easier. Typical April weather averages a high near 71°F and a low around 43°F, with about 1.3" of precipitation. You'll get about 13.0 hours of daylight to explore.
Frequently Asked Questions
April is busy at John Muir National Historic Site (about 1.6× the average month). Our best-time score rates it "Poor". The single best month overall is September.
The busiest month is April and the quietest is December. April sits at about 1.6× the park's average, or 13% of annual visitation.
Source: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-06-20.