Grant-Kohrs Ranch National Historic Site in September
September at Grant-Kohrs Ranch National Historic Site averages a daytime high near 70°F and an overnight low around 35°F, with about 1.4" of precipitation. Visitation runs about 1.2× the park's average month, which makes September a busy month here.
- Average low
- 35°F
- Average high
- 70°F
Range across the year: 11°F to 79°F
- Precipitation
- 1.4 in
- Daylight
- 12.3 hours
Roughly 10% of the park's yearly visitors come in September: roughly 2,400 recreation visits in a typical year, based on National Park Service monthly counts from 1979 to 2025.
That makes September the 5th-busiest of the park's twelve months, sitting between the July peak (2.2×) and the February low (0.2×).
September is our recommended month at Grant-Kohrs Ranch: the lightest crowds of the park's good-weather months.
The daily average of about 52°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 2.9 miles from the park.
Because June, July and August together draw about 49% 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 8.4-hour midwinter low and the 15.6-hour summer high.
Park-wide, 2025 drew 23,520 recreation visits, down 14.4% from 27,479 in 2024.
Across the past decade overall visitation has risen about 11.2%, 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 | 79°F / 42°F | 2.0× Very busy | 52 Fair |
| September | 70°F / 35°F | 1.2× Busy | 54 Fair |
| October | 55°F / 26°F | 2.1× Very busy | 21 Poor |
All twelve months at Grant-Kohrs Ranch, with the best time to visit.
Frequently Asked Questions
September averages a daytime high near 70°F and an overnight low around 35°F at Grant-Kohrs Ranch National Historic Site, with about 1.4 inches of precipitation. These are 1991–2020 NOAA climate normals from the nearest station, about 2.9 miles from the park, so conditions inside the park can differ, especially at other elevations.
September is busy at Grant-Kohrs Ranch National Historic Site (about 1.2× the average month). Our best-time score rates it "Fair" at 54/100. September is our recommended month for this park.
The busiest month is July and the quietest is February. September sits at about 1.2× the park's average, or 10% of annual visitation.
A typical September sees about 2,000 recreation visits at Grant-Kohrs Ranch National Historic Site, based on National Park Service monthly counts from 1979–2025.
Where to stay near Grant-Kohrs Ranch in September
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Top-rated places to stay near Grant-Kohrs Ranch
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Source: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-10-11.