Sagamore Hill National Historic Site in September
September at Sagamore Hill National Historic Site averages a daytime high near 74°F and an overnight low around 59°F, with about 4.7" of precipitation. Visitation runs about 1.1× the park's average month, which makes September an average month here.
- Average low
- 59°F
- Average high
- 74°F
Range across the year: 25°F to 83°F
- Precipitation
- 4.7 in
- Daylight
- 12.3 hours
Roughly 10% of the park's yearly visitors come in September: roughly 8,600 recreation visits in a typical year, based on National Park Service monthly counts from 1979 to 2025.
That makes September the 4th-busiest of the park's twelve months, sitting between the July peak (1.5×) and the January low (0.4×).
On our Best Time to Visit score September rates 58/100 ("Fair"). Our recommended month is May: pleasant weather with noticeably thinner crowds (shoulder season).
The daily average of about 67°F is a comfortable range for hiking and being outdoors all day. These figures are 1991–2020 NOAA climate normals from the nearest station, about 6.5 miles from the park.
Because June, July and August together draw about 35% 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, 2025 drew 122,124 recreation visits, down 6.2% from 130,259 in 2024.
Across the past decade overall visitation has risen about 199.2%, so a September visit is likely to feel busier than it did a few years ago.
How September compares with the months around it
| Month | Avg high / low | Crowds | Best-time score |
|---|---|---|---|
| August | 81°F / 65°F | 1.4× Busy | 46 Fair |
| September | 74°F / 59°F | 1.1× Average | 58 Fair |
| October | 63°F / 49°F | 1.1× Average | 45 Fair |
All twelve months at Sagamore Hill, with the best time to visit.
Things to do at Sagamore Hill in September
The National Park Service tags 11 Sagamore Hill activities for fall. Here are 8 of them. Each links to the park's own page for it.
- Appreciate Sagamore Hill's Architecture · 15-60 minutes
- Bring Your BARK Ranger for a Walk · 30-120 minutes
- Explore our outdoor exhibits in the Farm Shed and Chicken Coop · 15-30 minutes
- Explore the Historic Village of Oyster Bay, New York · 1-3 hours
- Go Birdwatching at Sagamore Hill · 10-180 minutes
- Hike Sagamore Hill's Nature Trail · 30-60 minutes
- Self-Guided Tour of Sagamore Hill · 60-120 minutes
- Visit Eel Creek and Cold Spring Harbor · 60-120 minutes
Frequently Asked Questions
September averages a daytime high near 74°F and an overnight low around 59°F at Sagamore Hill National Historic Site, with about 4.7 inches of precipitation. These are 1991–2020 NOAA climate normals from the nearest station, about 6.5 miles from the park, so conditions inside the park can differ, especially at other elevations.
September is average at Sagamore Hill National Historic Site (about 1.1× the average month). Our best-time score rates it "Fair" at 58/100. Our recommended month is May.
The busiest month is July and the quietest is January. September sits at about 1.1× the park's average, or 10% of annual visitation.
A typical September sees about 9,000 recreation visits at Sagamore Hill National Historic Site, based on National Park Service monthly counts from 1979–2025.
Where to stay near Sagamore Hill in September
Booking a September trip to Sagamore Hill National Historic Site? Compare hotels, cabins and vacation rentals near the park with live September availability and prices.
Top-rated places to stay near Sagamore Hill
Prices for Oct 30–Nov 1, 4 adults. Change dates on the map below.
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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 2026-10-11.