Indiana Dunes National Park in December
December at Indiana Dunes National Park averages a daytime high near 37°F and an overnight low around 24°F, with about 2.3" of precipitation and roughly 7" of snow. Visitation runs about 0.4× the park's average month, which makes December a very quiet month here.
- Average low
- 24°F
- Average high
- 37°F
Range across the year: 18°F to 82°F
- Precipitation
- 2.3 in
- Snowfall
- 7 in
- Daylight
- 9.0 hours
Roughly 3% of the park's yearly visitors come in December: about 82,000 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 (2.2×) and the January low (0.4×).
On our Best Time to Visit score December rates 41/100 ("Poor"). Our recommended month is October: the lightest crowds of the park's good-weather months.
The daily average of about 31°F is cold, with winter conditions likely on higher ground. These figures are 1991–2020 NOAA climate normals from the nearest station, about 0.6 miles from the park.
Because June, July and August together draw about 49% 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 9 hours of daylight in December to explore — near the year-round minimum.
Park-wide, 2025 drew 2,629,497 recreation visits, down 2.8% from 2,705,209 in 2024.
Across the past decade overall visitation has risen about 40.6%, so a December visit is likely to feel busier than it did a few years ago.
How December compares with the months around it
| Month | Avg high / low | Crowds | Best-time score |
|---|---|---|---|
| November | 49°F / 34°F | 0.5× Very quiet | 52 Fair |
| December | 37°F / 24°F | 0.4× Very quiet | 41 Poor |
| January | 32°F / 18°F | 0.4× Very quiet | 42 Poor |
All twelve months at Indiana Dunes, with the best time to visit.
Seasonal closures in December 2026
The National Park Service lists these Indiana Dunes facilities as closed during December 2026. The dates are the park's own, read on October 11, 2026. A facility that is not listed here may still be closed, so confirm on the park's site before you go.
- Central Avenue Walk-in Sites (campground): closed all month (September 30, 2026 to May 1, 2027)
- Dunbar Group Site (campground): closed all month (November 2, 2026 to March 31, 2027)
- Dunewood Campground (campground): closed all month (November 2, 2026 to March 31, 2027)
Things to do at Indiana Dunes in December
The National Park Service tags 8 Indiana Dunes activities for winter. Each links to the park's own page for it.
- Become an Indiana Dunes Junior Ranger · 30 minutes
- Birding at Indiana Dunes National Park
- Diana Dunes Dare · 40-100 minutes
- Explore Biological Diversity in the Park
- Full Day Expeditions · 6-24 hours
- Half Day Adventures · 2-8 hours
- One Hour Excursions · 1-4 hours
- Paddling Lake Michigan and Waterways at Indiana Dunes · reservation required
Frequently Asked Questions
December averages a daytime high near 37°F and an overnight low around 24°F at Indiana Dunes National Park, with about 2.3 inches of precipitation and roughly 7 inches of snow. These are 1991–2020 NOAA climate normals from the nearest station, about 0.6 miles from the park, so conditions inside the park can differ, especially at other elevations.
December is very quiet at Indiana Dunes National Park (about 0.4× the average month). Our best-time score rates it "Poor" at 41/100. Our recommended month is October.
The busiest month is July and the quietest is January. December sits at about 0.4× the park's average, or 3% of annual visitation.
A typical December sees about 82,000 recreation visits at Indiana Dunes National Park, based on National Park Service monthly counts from 1979–2025.
Where to stay near Indiana Dunes in December
Booking a December trip to Indiana Dunes National Park? Compare hotels, cabins and vacation rentals near the park with live December availability and prices.
Top-rated places to stay near Indiana Dunes
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 December.
Source: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-10-11.