Adams National Historical Park in December
December at Adams National Historical Park averages a daytime high near 43°F and an overnight low around 27°F, with about 5.1" of precipitation and roughly 9" of snow. Visitation runs about 0.1× the park's average month, which makes December a very quiet month here.
- Average low
- 27°F
- Average high
- 43°F
Range across the year: 22°F to 83°F
- Precipitation
- 5.1 in
- Snowfall
- 9 in
- Daylight
- 8.9 hours
Roughly 1% of the park's yearly visitors come in December: about 450 recreation visits in a typical year, based on National Park Service monthly counts from 1979 to 2025.
That makes December the 10th-busiest of the park's twelve months, sitting between the July peak (2.6×) and the January low (0×).
On our Best Time to Visit score December rates 2/100 ("Poor"). Our recommended month is May: pleasant weather with noticeably thinner crowds (shoulder season).
The daily average of about 35°F is cool, so layers and a shorter daylight window matter. These figures are 1991–2020 NOAA climate normals from the nearest station, about 5.4 miles from the park.
Because June, July and August together draw about 53% of annual visitors, choosing December instead steps outside that summer crush — the single biggest lever on how crowded the park feels.
You'll have about 8.9 hours of daylight in December to explore — near the year-round minimum.
Park-wide, 2025 drew 48,726 recreation visits, up 6.7% from 45,656 in 2024.
Across the past decade overall visitation has eased about 80.1%, so December may feel a touch quieter than it once did.
How December compares with the months around it
| Month | Avg high / low | Crowds | Best-time score |
|---|---|---|---|
| November | 52°F / 35°F | 0.4× Very quiet | 55 Fair |
| December | 43°F / 27°F | 0.1× Very quiet | 2 Poor |
| January | 38°F / 22°F | 0.0× Very quiet | 2 Poor |
All twelve months at Adams, with the best time to visit.
Frequently Asked Questions
December averages a daytime high near 43°F and an overnight low around 27°F at Adams National Historical Park, with about 5.1 inches of precipitation and roughly 9 inches of snow. These are 1991–2020 NOAA climate normals from the nearest station, about 5.4 miles from the park, so conditions inside the park can differ, especially at other elevations.
December is very quiet at Adams National Historical Park (about 0.1× the average month). Our best-time score rates it "Poor" at 2/100. Our recommended month is May. December draws about 6% of the visits Adams sees in an average month. Numbers that low usually mean limited access: closed roads, closed facilities or deep-winter conditions. The count alone does not say which, so check the park's current conditions before planning around December.
The busiest month is July and the quietest is January. December sits at about 0.1× the park's average, or 1% of annual visitation.
A typical December sees about 0,000 recreation visits at Adams National Historical Park, based on National Park Service monthly counts from 1979–2025.
Where to stay near Adams in December
Booking a December trip to Adams National Historical Park? Compare hotels, cabins and vacation rentals near the park with live December availability and prices.
Top-rated places to stay near Adams
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Source: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-10-11.