How Crowded Is Arkansas Post in August?
August is an average month at Arkansas Post National Memorial, running about 1.1× the park's average month — roughly 9% of the year's visitors come in August. That puts it between the May peak and the January low. Overall our best-time score rates August as "Fair" for a visit. Typical August weather averages a high near 90°F and a low around 72°F, with about 3.4" of precipitation. You'll get about 13.3 hours of daylight to explore.
Frequently Asked Questions
August is average at Arkansas Post National Memorial (about 1.1× the average month). Our best-time score rates it "Fair". The single best month overall is September.
The busiest month is May and the quietest is January. August sits at about 1.1× the park's average, or 9% of annual visitation.
Source: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-06-20.