Lincoln Boyhood National Memorial in September
September at Lincoln Boyhood National Memorial averages a daytime high near 82°F and an overnight low around 58°F, with about 3.6" of precipitation. Visitation runs about 1.3× the park's average month, which makes September a busy month here.
- Average low
- 58°F
- Average high
- 82°F
Range across the year: 26°F to 87°F
- Precipitation
- 3.6 in
- Daylight
- 12.2 hours
Roughly 11% of the park's yearly visitors come in September: about 14,000 recreation visits in a typical year, based on National Park Service monthly counts from 1979 to 2025.
That makes September the 3rd-busiest of the park's twelve months, sitting between the July peak (4.9×) and the January low (0.1×).
On our Best Time to Visit score September rates 76/100 ("Excellent"). Our recommended month is October: 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 10.7 miles from the park.
Because June, July and August together draw about 67% 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 9.4-hour midwinter low and the 14.6-hour summer high.
Park-wide, 2025 drew 115,517 recreation visits, down 11.1% from 129,904 in 2024.
Across the past decade overall visitation has eased about 8.9%, so September may feel a touch quieter than it once did.
How September compares with the months around it
| Month | Avg high / low | Crowds | Best-time score |
|---|---|---|---|
| August | 87°F / 65°F | 0.8× Quiet | 74 Good |
| September | 82°F / 58°F | 1.3× Busy | 76 Excellent |
| October | 71°F / 47°F | 0.2× Very quiet | 75 Excellent |
All twelve months at Lincoln Boyhood, with the best time to visit.
Things to do at Lincoln Boyhood in September
The National Park Service tags 7 Lincoln Boyhood activities for fall. Each links to the park's own page for it.
- Be A Lincoln Boyhood Junior Ranger · 60-90 minutes
- Hike the Boyhood Trail · 10-15 minutes
- Hike the Trail of Twelve Stones · 10-20 minutes
- Stop by the Memorial Visitor Center · 30-60 minutes
- Visit Lincoln Living Historical Farm · 10-30 minutes
- Visit the Lincoln In Indiana Museum · 15-30 minutes
- Watch the Park Film: Forging Greatness; Lincoln in Indiana · 14 minutes
Frequently Asked Questions
September averages a daytime high near 82°F and an overnight low around 58°F at Lincoln Boyhood National Memorial, with about 3.6 inches of precipitation. These are 1991–2020 NOAA climate normals from the nearest station, about 10.7 miles from the park, so conditions inside the park can differ, especially at other elevations.
September is busy at Lincoln Boyhood National Memorial (about 1.3× the average month). Our best-time score rates it "Excellent" at 76/100. Our recommended month is October.
The busiest month is July and the quietest is January. September sits at about 1.3× the park's average, or 11% of annual visitation.
A typical September sees about 14,000 recreation visits at Lincoln Boyhood National Memorial, based on National Park Service monthly counts from 1979–2025.
Where to stay near Lincoln Boyhood in September
Booking a September trip to Lincoln Boyhood National Memorial? Compare hotels, cabins and vacation rentals near the park with live September availability and prices.
Top-rated places to stay near Lincoln Boyhood
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.