Chattahoochee River National Recreation Area in September
September at Chattahoochee River National Recreation Area averages a daytime high near 83°F and an overnight low around 63°F, with about 4.1" of precipitation. Visitation runs about 1.1× the park's average month, which makes September an average month here.
- Average low
- 63°F
- Average high
- 83°F
Range across the year: 33°F to 89°F
- Precipitation
- 4.1 in
- Daylight
- 12.2 hours
Roughly 10% of the park's yearly visitors come in September: about 290,000 recreation visits in a typical year, based on National Park Service monthly counts from 1980 to 2025.
That makes September the 5th-busiest of the park's twelve months, sitting between the June peak (1.3×) and the December low (0.7×).
On our Best Time to Visit score September rates 53/100 ("Fair"). Our recommended month is April: pleasant weather with noticeably thinner crowds (shoulder season).
The daily average of about 73°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 8.2 miles from the park.
Because June, July and August together draw about 32% 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 9.7-hour midwinter low and the 14.3-hour summer high.
Park-wide, 2025 drew 2,901,903 recreation visits, down 1.3% from 2,940,804 in 2024.
How September compares with the months around it
| Month | Avg high / low | Crowds | Best-time score |
|---|---|---|---|
| August | 88°F / 69°F | 1.3× Busy | 32 Poor |
| September | 83°F / 63°F | 1.1× Average | 53 Fair |
| October | 73°F / 51°F | 1.0× Average | 62 Good |
All twelve months at Chattahoochee River, with the best time to visit.
Things to do at Chattahoochee River in September
The National Park Service tags 6 Chattahoochee River activities for fall. Each links to the park's own page for it.
- Be A CHAT Junior Ranger · 1-3 hours
- Chattahoochee Cycling
- Cochran Shoals Fitness Loop
- Exploring Gold Branch · 1-6 hours
- Exploring Palisades East · 1-6 hours
- Exploring Palisades West · 1-6 hours
Frequently Asked Questions
September averages a daytime high near 83°F and an overnight low around 63°F at Chattahoochee River National Recreation Area, with about 4.1 inches of precipitation. These are 1991–2020 NOAA climate normals from the nearest station, about 8.2 miles from the park, so conditions inside the park can differ, especially at other elevations.
September is average at Chattahoochee River National Recreation Area (about 1.1× the average month). Our best-time score rates it "Fair" at 53/100. Our recommended month is April.
The busiest month is June and the quietest is December. September sits at about 1.1× the park's average, or 10% of annual visitation.
A typical September sees about 290,000 recreation visits at Chattahoochee River National Recreation Area, based on National Park Service monthly counts from 1980–2025.
Where to stay near Chattahoochee River in September
Booking a September trip to Chattahoochee River National Recreation Area? Compare hotels, cabins and vacation rentals near the park with live September availability and prices.
Top-rated places to stay near Chattahoochee River
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 (1980–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-10-11.