How Crowded Is LBJ Memorial Grove on the Potomac in July?
July is a busy month at LBJ Memorial Grove on the Potomac, running about 1.3× the park's average month — roughly 10% 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, February (the quietest month) or the recommended April are easier. Typical July weather averages a high near 90°F and a low around 72°F, with about 4.3" of precipitation. You'll get about 14.5 hours of daylight to explore.
Frequently Asked Questions
July is busy at LBJ Memorial Grove on the Potomac (about 1.3× the average month). Our best-time score rates it "Poor". The single best month overall is April.
The busiest month is July and the quietest is February. July sits at about 1.3× the park's average, or 10% of annual visitation.
Source: National Park Service Visitor Use Statistics (1984–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-06-20.