Black Diamond Pool
Black Diamond Pool is a spring in Wyoming, at a modelled elevation of 2,216 m. Mount Holmes stands 3,149 m to the north, 23 miles off. The nearest named place is Wall Pool, a hot spring less than a tenth of a mile away. Fort Henry Historic Byway passes 25 miles off. 45 named summits stand within 25 miles.
How to reach it
- 25.1 mi off the Fort Henry Historic Byway
- 29.8 mi off the Mesa Falls Scenic Byway
Named places within 25 miles
- Wall Pool: 0.0 mi
- Boiling Hole: 0.0 mi
- Black Diamond Pool: 0.0 mi
- Black Opal Pool: 0.0 mi
- Sapphire Pool: 0.1 mi
- Lavender Pool: 1.4 mi
- Milk Cauldron: 1.4 mi
- Heart Spring: 1.9 mi
- Arrowhead Spring: 1.9 mi
- Copper Kettle: 1.9 mi
- Geyser Hill: 1.9 mi
- Twin Buttes: 3.7 mi
- Porcupine Hills: 6.3 mi
- Corkscrew Hill: 6.9 mi
- Yellowstone Caldera: 8.2 mi
- East Lot Picnic Area: 2.5 mi
- Whiskey Flats Picnic Area: 3.5 mi
- Spring Creek Picnic Area: 6.3 mi
- Nez Perce Picnic Area: 6.5 mi
- Fire Hole Picnic Area: 7.5 mi
- Mystic Falls: 1.0 mi
- Fairy Falls: 2.8 mi
- Kepler Cascades: 3.6 mi
- Cascades of the Firehole: 9.1 mi
- Firehole Falls: 9.9 mi
- Biscuit Basin: 0.1 mi
- Morning Glory Pool: 0.9 mi
- Upper Geyser Basin: 1.8 mi
- Beehive Geyser: 2.0 mi
- Old Faithful: 2.1 mi
- De Lacy Park: 7.6 mi
- Dunbar Park: 17.0 mi
- Heritage Park: 17.1 mi
- West Yellowstone Town Park: 17.3 mi
- Recreation Park: 17.4 mi
- Midway Bluff: 3.0 mi
- Gull Point: 21.7 mi
- Rock Point: 21.8 mi
- Sand Point: 21.8 mi
- Wolf Point: 22.2 mi
- Yellowstone Tribal Heritage Center: 2.3 mi
- Grizzly & Wolf Discovery Center: 16.9 mi
- Museum of the Yellowstone: 17.0 mi
- Norris Geyser Basin Museum: 18.2 mi
- Museum of the National Park Ranger: 19.1 mi
- Queen's Laundry Bath House: 5.5 mi
- Honoring Veterans: 17.0 mi
- Old Railway Station: 20.3 mi
- Yellowstone National Park: 20.2 mi
Summits around it
The highest named summits within 25 miles of Black Diamond Pool. Elevation from each summit’s own record; bearing measured between the two coordinates.
| Summit | Bearing | Elevation | Distance |
|---|---|---|---|
| Mount Holmes | N 360° | 3,149 m | 23.0 mi |
| Mount Sheridan | SE 133° | 3,135 m | 22.1 mi |
| Dome Mountain | N 2° | 3,018 m | 24.5 mi |
| Echo Peak | N 357° | 2,917 m | 24.5 mi |
| Factory Hill | SE 130° | 2,902 m | 20.6 mi |
| White Peaks | N 358° | 2,887 m | 22.8 mi |
| Observation Peak | NE 37° | 2,858 m | 24.9 mi |
| Flat Mountain | ESE 114° | 2,795 m | 22.9 mi |
When to go
Light through the year
| Date | Sunrise | Golden hour | Sunset |
|---|---|---|---|
| March equinox | 07:27 | 18:58 | 19:36 |
| June solstice | 05:39 | 20:28 | 21:12 |
| September equinox | 07:11 | 18:44 | 19:23 |
| December solstice | 07:58 | 15:59 | 16:47 |
Local time (America/Denver).
Climate normals
Months averaging 50–80 °F: Jul–Aug.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg °F | 15 | 17 | 24 | 32 | 42 | 50 | 58 | 56 | 47 | 36 | 23 | 14 |
| Precip in | 2.1 | 2.1 | 2.2 | 2.4 | 2.7 | 2.4 | 1.2 | 1.4 | 1.7 | 2.3 | 2.2 | 2.8 |
1991–2020 U.S. Climate Normals, NOAA NCEI — OLD Faithful, 2 mi away.
Months at or above the year’s average flow: May–Jul — fullest in Jun, leanest in Feb.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean cfs | 42.4 | 40.9 | 41.2 | 51.3 | 116 | 142 | 67.3 | 52.5 | 50.1 | 50.9 | 47.5 | 44.1 |
USGS monthly mean discharge at gauge Firehole River at Old Faithful, Ynp, 2 mi away — the nearest gauge, which can sit on a different stream.
Inside the official boundary of Yellowstone National Park. Quietest months by visitation: Nov and Mar; busiest: Jul.
NPS visitation statistics, monthly averages 2021–2025 (2020 excluded).
- American Bison319 obs
- Rocky Mountain Fringed Gentian214 obs
- lodgepole pine103 obs
- Lanceleaf Stonecrop94 obs
- Osprey74 obs
- Mountain Bluebird71 obs
- Yellow-bellied Marmot65 obs
- woodland pinedrops65 obs
Research-grade iNaturalist community observations within 3 km — what people have recorded, not a species inventory.
Where this comes from
Location and category confirmed against OpenStreetMap.
OpenStreetMapWikidataOpenStreetMap element node/10853797704
Day trips start here
- West Yellowstone · 17 mi
- Yellowstone National Park · 18 mi
- Island Park · 24 mi
Take the scenic way to Black Diamond Pool.
Byway plans around your taste, verified places, real weather and opening hours — then opens every leg in Google Maps with one tap.