How Crowded Is Great Sand Dunes National Park & Preserve in April?

April runs about 0.6× Great Sand Dunes National Park & Preserve's average month, which makes it a quiet month here — roughly 5% of the park's yearly visitors come in April.

In a typical April the park sees about 23,000 recreation visits, based on National Park Service monthly counts from 1979 to 2025.

That makes April the 7th-busiest of the park's twelve months, sitting between the June peak (2.4×) and the January low (0.1×).

On our Best Time to Visit score April rates 44/100 ("Poor"), versus the top-rated September at 59/100 — best overall balance of crowds, weather and daylight.

Typical April weather, from 1991–2020 NOAA climate normals at the nearest station, averages a daytime high near 56°F and an overnight low around 29°F, with about 1.2" of precipitation and roughly 8" of snow.

That average of about 43°F is cool, so layers and a shorter daylight window matter.

Because June, July and August together draw about 53% of annual visitors, choosing April instead steps outside that summer crush — the single biggest lever on how crowded the park feels.

You'll have about 13 hours of daylight in April to explore — between the 9.4-hour midwinter low and the 14.6-hour summer high.

Park-wide, 2025 drew 432,498 recreation visits, down 1.2% from 437,661 in 2024.

Across the past decade overall visitation has risen about 15.5%, so a April visit is likely to feel busier than it did a few years ago.