Mill Springs Battlefield National Monument in September
September at Mill Springs Battlefield National Monument averages a daytime high near 81°F and an overnight low around 60°F, with about 3.7" of precipitation. Visitation runs about 1.2× the park's average month, which makes September a busy month here.
- Average low
- 60°F
- Average high
- 81°F
Range across the year: 29°F to 87°F
- Precipitation
- 3.7 in
- Daylight
- 12.2 hours
Roughly 10% of the park's yearly visitors come in September: about 910 recreation visits in a typical year, based on National Park Service monthly counts from 2023 to 2025.
That makes September the 4th-busiest of the park's twelve months, sitting between the May peak (1.6×) and the January low (0.3×).
On our Best Time to Visit score September rates 56/100 ("Fair"). Our recommended month is August: pleasant weather with noticeably thinner crowds (shoulder season).
The daily average of about 70°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 7.4 miles from the park.
Because June, July and August together draw about 31% 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 9.5-hour midwinter low and the 14.5-hour summer high.
Park-wide, 2024 drew 8,579 recreation visits, down 6.2% from 9,150 in 2023.
How September compares with the months around it
| Month | Avg high / low | Crowds | Best-time score |
|---|---|---|---|
| August | 86°F / 67°F | 1.0× Average | 57 Fair |
| September | 81°F / 60°F | 1.2× Busy | 56 Fair |
| October | 71°F / 48°F | 1.3× Busy | 45 Fair |
All twelve months at Mill Springs Battlefield, with the best time to visit.
Frequently Asked Questions
September averages a daytime high near 81°F and an overnight low around 60°F at Mill Springs Battlefield National Monument, with about 3.7 inches of precipitation. These are 1991–2020 NOAA climate normals from the nearest station, about 7.4 miles from the park, so conditions inside the park can differ, especially at other elevations.
September is busy at Mill Springs Battlefield National Monument (about 1.2× the average month). Our best-time score rates it "Fair" at 56/100. Our recommended month is August.
The busiest month is May and the quietest is January. September sits at about 1.2× the park's average, or 10% of annual visitation.
A typical September sees about 1,000 recreation visits at Mill Springs Battlefield National Monument, based on National Park Service monthly counts from 2023–2025.
Where to stay near Mill Springs Battlefield in September
Booking a September trip to Mill Springs Battlefield National Monument? Compare hotels, cabins and vacation rentals near the park with live September availability and prices.
Top-rated places to stay near Mill Springs Battlefield
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See the full ranking of the best national parks to visit in September.
Source: National Park Service Visitor Use Statistics (2023–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-10-11.