How Crowded Is Camp Nelson National Monument in May?
May runs about 1.4× Camp Nelson National Monument's average month, which makes it a busy month here — roughly 12% of the park's yearly visitors come in May.
In a typical May the park sees roughly 2,500 recreation visits, based on National Park Service monthly counts from 2021 to 2025.
That makes May the 2nd-busiest of the park's twelve months, sitting between the July peak (1.4×) and the January low (0.4×).
On our Best Time to Visit score May rates 48/100 ("Fair"), versus the top-rated April at 52/100 — pleasant weather with noticeably thinner crowds (shoulder season).
Typical May weather, from 1991–2020 NOAA climate normals at the nearest station, averages a daytime high near 77°F and an overnight low around 55°F, with about 4.9" of precipitation.
That average of about 66°F is a comfortable range for hiking and being outdoors all day.
Because June, July and August together draw about 32% of annual visitors, choosing May instead steps outside that summer crush — the single biggest lever on how crowded the park feels.
You'll have about 14 hours of daylight in May to explore — between the 9.4-hour midwinter low and the 14.6-hour summer high.
Park-wide, 2025 drew 20,763 recreation visits, down 40.2% from 34,716 in 2024.
Frequently Asked Questions
May is busy at Camp Nelson National Monument (about 1.4× the average month). Our best-time score rates it "Fair". The single best month overall is April.
The busiest month is July and the quietest is January. May sits at about 1.4× the park's average, or 12% of annual visitation.
A typical May sees about 3,000 recreation visits at Camp Nelson National Monument, based on National Park Service monthly counts from 2021–2025.
Where to stay near Camp Nelson in May
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Top-rated places to stay near Camp Nelson
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Source: National Park Service Visitor Use Statistics (2021–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-07-14.