Flight 93 National Memorial in September
September at Flight 93 National Memorial averages a daytime high near 75°F and an overnight low around 50°F, with about 3.7" of precipitation. Visitation runs about 2× the park's average month, which makes September a very busy month here.
- Average low
- 50°F
- Average high
- 75°F
Range across the year: 19°F to 84°F
- Precipitation
- 3.7 in
- Daylight
- 12.2 hours
Roughly 16% of the park's yearly visitors come in September: about 60,000 recreation visits in a typical year, based on National Park Service monthly counts from 2007 to 2025.
It is the single busiest month of the year at Flight 93; January, the quietest, runs only about 0.2× the average — a 12-to-1 swing between high and low season.
On our Best Time to Visit score September rates 42/100 ("Poor"). Our recommended month is May: pleasant weather with noticeably thinner crowds (shoulder season).
The daily average of about 63°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 13.7 miles from the park.
Because June, July and August together draw about 37% 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 12.2 hours of daylight in September to explore — between the 9.2-hour midwinter low and the 14.8-hour summer high.
Park-wide, 2025 drew 286,079 recreation visits, down 18.2% from 349,566 in 2024.
How September compares with the months around it
| Month | Avg high / low | Crowds | Best-time score |
|---|---|---|---|
| August | 83°F / 58°F | 1.5× Busy | 60 Good |
| September | 75°F / 50°F | 2.0× Very busy | 42 Poor |
| October | 64°F / 38°F | 1.8× Very busy | 32 Poor |
All twelve months at Flight 93, with the best time to visit.
Frequently Asked Questions
September averages a daytime high near 75°F and an overnight low around 50°F at Flight 93 National Memorial, with about 3.7 inches of precipitation. These are 1991–2020 NOAA climate normals from the nearest station, about 13.7 miles from the park, so conditions inside the park can differ, especially at other elevations.
September is very busy at Flight 93 National Memorial (about 2.0× the average month). Our best-time score rates it "Poor" at 42/100. Our recommended month is May.
The busiest month is September and the quietest is January. September sits at about 2.0× the park's average, or 16% of annual visitation.
A typical September sees about 60,000 recreation visits at Flight 93 National Memorial, based on National Park Service monthly counts from 2007–2025.
Where to stay near Flight 93 in September
Booking a September trip to Flight 93 National Memorial? Compare hotels, cabins and vacation rentals near the park with live September availability and prices.
Top-rated places to stay near Flight 93
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 (2007–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-10-11.