Whiskeytown National Recreation Area in September
September at Whiskeytown National Recreation Area averages a daytime high near 89°F and an overnight low around 57°F, with about 0.3" of precipitation. Visitation runs about 0.9× the park's average month, which makes September an average month here.
- Average low
- 57°F
- Average high
- 89°F
Range across the year: 36°F to 96°F
- Precipitation
- 0.3 in
- Daylight
- 12.3 hours
Roughly 7% of the park's yearly visitors come in September: about 65,000 recreation visits in a typical year, based on National Park Service monthly counts from 1979 to 2025.
That makes September the 6th-busiest of the park's twelve months, sitting between the July peak (2.1×) and the December low (0.3×).
On our Best Time to Visit score September rates 66/100 ("Good"). Our recommended month is October: 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 2.6 miles from the park.
Because June, July and August together draw about 45% 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 763,798 recreation visits, down 6% from 812,244 in 2024.
Across the past decade overall visitation has risen about 19.1%, 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 | 94°F / 61°F | 1.3× Busy | 40 Poor |
| September | 89°F / 57°F | 0.9× Average | 66 Good |
| October | 76°F / 49°F | 0.7× Quiet | 72 Good |
All twelve months at Whiskeytown, with the best time to visit.
Things to do at Whiskeytown in September
The National Park Service tags 4 Whiskeytown activities for fall. Each links to the park's own page for it.
- Swimming at Whiskeytown Lake
- Gold Panning at Whiskeytown NRA
- Hike to Whiskeytown Falls · 2-3 hours
- Paddling on Whiskeytown Lake · reservation required
Frequently Asked Questions
September averages a daytime high near 89°F and an overnight low around 57°F at Whiskeytown National Recreation Area, with about 0.3 inches of precipitation. These are 1991–2020 NOAA climate normals from the nearest station, about 2.6 miles from the park, so conditions inside the park can differ, especially at other elevations.
September is average at Whiskeytown National Recreation Area (about 0.9× the average month). Our best-time score rates it "Good" at 66/100. Our recommended month is October.
The busiest month is July and the quietest is December. September sits at about 0.9× the park's average, or 7% of annual visitation.
A typical September sees about 65,000 recreation visits at Whiskeytown National Recreation Area, based on National Park Service monthly counts from 1979–2025.
Where to stay near Whiskeytown in September
Booking a September trip to Whiskeytown National Recreation Area? Compare hotels, cabins and vacation rentals near the park with live September availability and prices.
Top-rated places to stay near Whiskeytown
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.