How Crowded Is White Sands National Park in September?

September runs about 0.8× White Sands National Park's average month, which makes it a quiet month here — roughly 7% of the park's yearly visitors come in September.

In a typical September the park sees about 45,000 recreation visits, based on National Park Service monthly counts from 1979 to 2025.

That makes September the 9th-busiest of the park's twelve months, sitting between the March peak (1.6×) and the January low (0.6×).

On our Best Time to Visit score September rates 77/100 ("Excellent") — the single best-rated month at White Sands, balancing crowds against weather and daylight.

Typical September weather, from 1991–2020 NOAA climate normals at the nearest station, averages a daytime high near 89°F and an overnight low around 56°F, with about 1.5" of precipitation.

That average of about 73°F is a comfortable range for hiking and being outdoors all day.

Because June, July and August together draw about 26% of annual visitors, choosing September instead steps outside that summer crush — the single biggest lever on how crowded the park feels.

You'll have about 12.2 hours of daylight in September to explore — between the 9.8-hour midwinter low and the 14.1-hour summer high.

Park-wide, 2025 drew 659,742 recreation visits, down 6.1% from 702,236 in 2024.

Across the past decade overall visitation has risen about 24.4%, so a September visit is likely to feel busier than it did a few years ago.