Salt River Bay National Historical Park and Ecological Preserve in September
September at Salt River Bay National Historical Park and Ecological Preserve averages a daytime high near 88°F and an overnight low around 79°F, with about 5.1" of precipitation. Visitation runs about 0.5× the park's average month, which makes September a very quiet month here.
- Average low
- 79°F
- Average high
- 88°F
Range across the year: 74°F to 88°F
- Precipitation
- 5.1 in
- Daylight
- 12.1 hours
Roughly 4% of the park's yearly visitors come in September: about 420 recreation visits in a typical year, based on National Park Service monthly counts from 2006 to 2025.
It is the quietest month of the year at Salt River Bay; by contrast March, the busiest, runs about 1.4× the average — so September is the easiest time to have the place largely to yourself.
On our Best Time to Visit score September rates 61/100 ("Good"). Our recommended month is November: the lightest crowds of the park's good-weather months.
The daily average of about 84°F is warm enough that midday heat is worth planning around. These figures are 1991–2020 NOAA climate normals from the nearest station, about 4.2 miles from the park.
Because June, July and August together draw about 24% 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 12.1 hours of daylight in September to explore — between the 10.9-hour midwinter low and the 13.1-hour summer high.
Park-wide, 2025 drew 12,126 recreation visits, down 8% from 13,185 in 2024.
Across the past decade overall visitation has risen about 55.4%, 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 | 88°F / 80°F | 0.7× Quiet | 54 Fair |
| September | 88°F / 79°F | 0.5× Very quiet | 61 Good |
| October | 88°F / 78°F | 0.5× Quiet | 61 Good |
All twelve months at Salt River Bay, with the best time to visit.
Frequently Asked Questions
September averages a daytime high near 88°F and an overnight low around 79°F at Salt River Bay National Historical Park and Ecological Preserve, with about 5.1 inches of precipitation. These are 1991–2020 NOAA climate normals from the nearest station, about 4.2 miles from the park, so conditions inside the park can differ, especially at other elevations.
September is very quiet at Salt River Bay National Historical Park and Ecological Preserve (about 0.5× the average month). Our best-time score rates it "Good" at 61/100. Our recommended month is November.
The busiest month is March and the quietest is September. September sits at about 0.5× the park's average, or 4% of annual visitation.
A typical September sees about 0,000 recreation visits at Salt River Bay National Historical Park and Ecological Preserve, based on National Park Service monthly counts from 2006–2025.
Where to stay near Salt River Bay in September
Booking a September trip to Salt River Bay National Historical Park and Ecological Preserve? Compare hotels, cabins and vacation rentals near the park with live September availability and prices.
Top-rated places to stay near Salt River Bay
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 (2006–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-10-11.