How Crowded Is Waco Mammoth in June?
June is a busy month at Waco Mammoth National Monument, running about 1.2× the park's average month — roughly 10% of the year's visitors come in June. That puts it between the March peak and the January low. Overall our best-time score rates June as "Fair" for a visit. Typical June weather averages a high near 91°F and a low around 72°F, with about 3.6" of precipitation. You'll get about 14.1 hours of daylight to explore.
Frequently Asked Questions
June is busy at Waco Mammoth National Monument (about 1.2× the average month). Our best-time score rates it "Fair". The single best month overall is September.
The busiest month is March and the quietest is January. June sits at about 1.2× the park's average, or 10% of annual visitation.
Source: National Park Service Visitor Use Statistics (2015–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-06-20.