Great Sand Dunes · December
Great Sand Dunes in December
December is one of the best times to visit Great Sand Dunes — quieter than November, about as busy as January.
Crowd score
How busy it gets
Well below this park's peak — easy parking, open trails, short lines.
About 10% of this park's busiest month.
Source: NPS Visitor Use Statistics, 2023–2025
Data: NPS visitation 2023–2025 · crowd scores computed Jul 2026 · alerts checked Jul 10, 2026. How this is calculated →
Computed from federal data · Methodology by Sharon Ben-Moshe
Visitation
Typical December visits vs. the year
Typical monthly recreation visits, averaged over the most recent three full years.
Source: NPS Visitor Use Statistics, 2023–2025
Weather
December weather
- Avg high
- —
- Avg low
- —
- Precipitation
- 0.5"
- Sunrise
- 7:10 AM
- Sunset
- 4:44 PM
- Daylight
- 9.6h
Source: NOAA 1991–2020 climate normals, GREAT SAND DUNES 7.0 SSW, CO US
What's open
Great Sand Dunes in December: access
The park and preserve are open 24/7 all year
No seasonal road or area closures reported for this park.
Source: NPS Data API
Conditions
Current alerts
- Information
Piñon Flats Campground, sites can be reserved 3 months in advance for 2026
Due to the need for improvements in Piñon Flats Campground, sites can be reserved 3 months in advance beginning in 2026.
- Information
Sand Board and Sand Sled Rentals Not Available In Park.
Sand boarding and sand sled rentals are located in local communities surrounding the park. Visitors are encouraged to arrange rentals BEFORE coming to the park.
Details on nps.gov → - Caution
Speed Limits are Much Lower Inside Park than Surrounding Highways
Speed limits for the park include 30 MPH near the park boundary and Great Sand Dunes Sign, and as low as 10 MPH near the Headquarters and Entrance Station. Speed limits are in place to protect park visitors, pedestrians, and wildlife in the park. Please drive carefully and responsibly.
- Information
Rinse Water and Potable Water Unavailable at Dump Station
The water line to the dump station is broken. Rinse water and potable water not available at RV dump station in the park. Estimated date of water service restored will be late July 2026.
- Danger
Great Sand Dunes At Stage 2 Fire Restrictions - No Open Fires.
As of 12pm on June 29th Great Sand Dunes officially entered stage 2 fire restrictions due to ongoing dry, warm, and windy conditions. During stage 2 fire restrictions the following requirements are in effect: Prohibited: Open flame including fire, campfire, stove fire, charcoal grills and barbeques, coal and wood burning stoves. Smoking outside of an enclosed personal vehicle or trailer. Permitted: Devices using pressurized gas canisters for isobutene or propane that include shut-off valves.
Source: NPS Data API
Context
Great Sand Dunes crowds across the year
FAQ
Great Sand Dunes in December
How busy is Great Sand Dunes in December?
December rates 1/10 for crowds (Quiet) at Great Sand Dunes National Park & Preserve — about 10% of its busiest month. Typical recreation visits: 8,439.
What is the weather like at Great Sand Dunes in December?
In December, Great Sand Dunes averages a high of 0°F and a low of 0°F, with about 0.5 inches of precipitation.