Governors Island National Monument in September
September at Governors Island National Monument averages a daytime high near 76°F and an overnight low around 62°F, with about 4.3" of precipitation. Visitation runs about 2.4× the park's average month, which makes September a very busy month here.
- Average low
- 62°F
- Average high
- 76°F
Range across the year: 28°F to 85°F
- Precipitation
- 4.3 in
- Daylight
- 12.3 hours
Roughly 20% of the park's yearly visitors come in September: about 74,000 recreation visits in a typical year, based on National Park Service monthly counts from 2003 to 2025.
That makes September the 4th-busiest of the park's twelve months, sitting between the August peak (3.2×) and the December low (0×).
On our Best Time to Visit score September rates 57/100 ("Fair"). Our recommended month is October: pleasant weather with noticeably thinner crowds (shoulder season).
The daily average of about 69°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 73% 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, 2016 drew 522,859 recreation visits, up 19.2% from 438,613 in 2015.
Across the past decade overall visitation has risen about 70.6%, 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 | 83°F / 69°F | 3.2× Very busy | 40 Poor |
| September | 76°F / 62°F | 2.4× Very busy | 57 Fair |
| October | 65°F / 51°F | 0.2× Very quiet | 73 Good |
All twelve months at Governors Island, with the best time to visit.
Frequently Asked Questions
September averages a daytime high near 76°F and an overnight low around 62°F at Governors Island National Monument, with about 4.3 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 very busy at Governors Island National Monument (about 2.4× the average month). Our best-time score rates it "Fair" at 57/100. Our recommended month is October.
The busiest month is August and the quietest is December. September sits at about 2.4× the park's average, or 20% of annual visitation.
A typical September sees about 74,000 recreation visits at Governors Island National Monument, based on National Park Service monthly counts from 2003–2025.
Where to stay near Governors Island in September
Booking a September trip to Governors Island National Monument? Compare hotels, cabins and vacation rentals near the park with live September availability and prices.
Top-rated places to stay near Governors Island
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 (2003–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-10-11.