How Crowded Is General Grant National Memorial in September?
September runs about 1.5× General Grant National Memorial's average month, which makes it a busy month here — roughly 12% of the park's yearly visitors come in September.
In a typical September the park sees about 12,000 recreation visits, based on National Park Service monthly counts from 1979 to 2025.
That makes September the 3rd-busiest of the park's twelve months, sitting between the July peak (2×) and the January low (0.4×).
On our Best Time to Visit score September rates 58/100 ("Fair"), versus the top-rated October at 58/100 — pleasant weather with noticeably thinner crowds (shoulder season).
Typical September weather, from 1991–2020 NOAA climate normals at the nearest station, averages a daytime high near 76°F and an overnight low around 62°F, with about 4.3" of precipitation.
That average of about 69°F is a comfortable range for hiking and being outdoors all day.
Because June, July and August together draw about 39% 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 12.3 hours of daylight in September to explore — between the 9.1-hour midwinter low and the 14.9-hour summer high.
Park-wide, 2024 drew 110,602 recreation visits, up 31.4% from 84,153 in 2023.
Frequently Asked Questions
September is busy at General Grant National Memorial (about 1.5× the average month). Our best-time score rates it "Fair". The single best month overall is October.
The busiest month is July and the quietest is January. September sits at about 1.5× the park's average, or 12% of annual visitation.
A typical September sees about 12,000 recreation visits at General Grant National Memorial, based on National Park Service monthly counts from 1979–2025.
Where to stay near General Grant in September
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See the full ranking of the best national parks to visit in September.
Source: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-07-14.