Mammoth Campground campground
Mammoth Campground
Reservations at Mammoth Campground are a must, as they are accepted and highly recommended. Due to its prime location and popularity, the campground tends to fill up quickly, especially during the peak season. Therefore, it is advisable to make reservations well in advance to secure a spot.
The best time of year to visit Mammoth Campground is during the summer months, generally from June to September. This is when the weather is the most favorable, with temperatures ranging from 70°F to 80°F (21°C to 27°C) during the day and cooler temperatures at night. However, it's worth noting that the campground operates on a first-come, first-served basis from November to April, as it is the only part of the park open during the winter season.
While camping at Mammoth Campground, visitors can explore various points of interest nearby. The campground is located near the historic Mammoth Hot Springs, where unique terraces formed by hot springs can be observed. Additionally, wildlife sightings are common in the area, so campers should exercise caution and keep a safe distance from the animals. Overall, Mammoth Campground offers a wonderful camping experience in the heart of Yellowstone National Park, providing a chance to connect with nature and explore the park's remarkable features.
What's on-site at Mammoth Campground
Key facilities Snoflo tracks for this campground. Confirm with the operator before booking -- amenities can change seasonally.
Plan your trip down to the hour
Same weather feed Snoflo's iOS app uses -- updated continuously from NOAA / yr.no.
Next 5 days, hour by hour
Temperature line with weather symbols on top, snow + rain accumulation as columns, humidity as a dotted line.
5-day forecast table
Every 3 hours, broken out across temperature, snow, rain, humidity, and wind. Each cell is colour-coded relative to the column min/max so trends jump out at a glance.
| Time | Condition | Temp (°F) | Snow (in) | Rain (in) | Humidity (%) | Wind (mps) | Wind dir |
|---|---|---|---|---|---|---|---|
| Loading detailed forecast… | |||||||
15-day temperature & precipitation
Daily temperatures, snow, and rain projected over the next two weeks. Hover any point for the full breakdown.
Other campgrounds in the area
Snoflo-tracked campsites within driving distance of Mammoth Campground, with reservations status.
| Campground | Reservations | Toilets | View |
|---|---|---|---|
| Mammoth - Yellowstone National Park | ✗ | ✓ | → |
| Lava Creek | ✓ | ✗ | → |
| Rescue Creek | ✓ | ✗ | → |
| 1a2 | ✗ | ✗ | → |
| Yellowstone River Trail | ✓ | ✗ | → |
Nearby streamflow
USGS streamgauges within reach of Mammoth Campground -- pulled live from the National Water Information System.
| Streamgauge | Discharge | View |
|---|---|---|
| Boiling River At Mammoth | 25 cfs | → |
| Gardner River Near Mammoth Ynp | 273 cfs | → |
| Yellowstone River At Corwin Springs Mt | 5,050 cfs | → |
| Tantalus Creek At Norris Junction | 4 cfs | → |
| Lamar River Nr Tower Falls Ranger Station Ynp | 1,820 cfs | → |
| Gibbon River At Madison Jct | 118 cfs | → |
Nearby snow depths
NRCS SNOTEL stations within reach of Mammoth Campground -- relevant when planning a shoulder-season or alpine trip.
| SNOTEL station | Snowpack | 24h Snowfall | View |
|---|---|---|---|
| Tower Falls Rs - Coop | 0.0 in | 0.0 in | → |
| Canyon | 1.0 in | 0.0 in | → |
| Nohrsc Canyon Snotel | 1.0 in | 0.0 in | → |
| Nohrsc Monument Peak | 22.0 in | 0.0 in | → |
| Monument Peak | 22.0 in | 0.0 in | → |
| West Yellowstone | 0.0 in | 0.0 in | → |
Plan a longer trip
The closest parks, lakes, boat launches, and paddle runs so a camping night can grow into a full weekend.
Boat launches
Fishing spots
Points of interest
- Albright Visitor Center
- Travertine Terraces & Parade Ground Webcam
- Officer's Row Webcam
- Electric Peak Webcam
- North Entrance Webcam
- Apollinaris Spring
Paddle runs
- Begins Downstream Of Osprey Falls To Confluence With Yellowstone River, At The Northern Park Boundary
- Gardiner Town Run
- The Headwaters, In The Gallatin Range To Ends Downstream Of Osprey Falls
- The Headwaters In The Gallatin Range To Ends Where The River Parallels A Two-Lane Highway
- Begins 1/4 Mile Upstream From Northeast Entrance Road Bridge In The Area Of Tower Falls/ Roosevelt To Ends 1/4 Mile Downstream From Northeast Entrance Road Bridge In The Area Of Tower Falls/ Roosevelt
- Begins 1/4 Mile Downstream From Northeast Entrance Road Bridge In The Area Of Tower Falls/ Roosevelt To Northern Park Boundary
Camping essentials & Leave No Trace
- Pack it in, pack it out
- Take all trash, food scraps, and gear back with you to keep campsites clean and protect wildlife.
- Respect wildlife
- Observe animals from a distance, store food securely, and never feed wildlife to maintain natural behavior and safety.
- Know before you go
- Check weather, fire restrictions, trail conditions, and permit requirements to ensure a safe and well-planned trip.
- Minimize campfire impact
- Use established fire rings, keep fires small, fully extinguish them, or opt for a camp stove when fires are restricted.
- Leave what you find
- Preserve natural and cultural features by avoiding removal of plants, rocks, artifacts, or other elements of the environment.
Set push alerts in the Snoflo app
Save Mammoth Campground as a favorite, set a custom threshold (precipitation, snowpack, freezing temperatures), and the iOS app will push the moment conditions cross.
About Mammoth Campground
Can I make reservations at Mammoth Campground?
This campground does not appear to accept reservations -- it's typically first-come, first-served. Arrive early on summer weekends.
How fresh is the weather data on this page?
The hourly forecast updates throughout the day from the NOAA / yr.no public feeds. Streamflow data is pulled live from USGS streamgauges and snowpack from the NRCS SNOTEL network.
What's the best time of year to visit?
Use the 15-day temperature & precipitation outlook on this page to plan -- pick a window with comfortable temperatures and low precipitation. For longer trips, the 5-day hourly meteogram shows snow + rain accumulation hour-by-hour.
How do I get to Mammoth Campground?
Tap Directions in the hero above to open driving directions in Google Maps, or Open in map to center the Snoflo interactive map on the campground.
Can I get alerts when conditions change?
Yes -- alerts are managed through the Snoflo iOS app. Favorite this campground, set a threshold (temperature, snowpack, precipitation), and you'll get a push the moment it crosses.
Other campgrounds near here
Snoflo-tracked campgrounds within driving distance of Mammoth Campground.