Facility · Montana ·
Managed by the Bureau of Land Management
Uhlhorn Trailhead is a recreation site adjacent to Big Snowy Mountains, southeast of Lewistown, Montana. The site was created by the BLM with cooperation of the Forest Service and the Judith Basin Back Country Horsemen group. The trailhead offers access to a hiking/horseback riding trail that connects to Forest Service trails that lead to Halfmoon Pass and Crystal Lake.
Large Parking Lot, Vault Toilet, Hitching Posts
46.82375, -109.26212 · 46°49'25.5"N 109°15'43.6"W
Typically 80°F in Jul, down to 36°F in Dec.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High °F | 37 | 37 | 45 | 51 | 62 | 68 | 80 | 79 | 69 | 57 | 44 | 36 |
| Low °F | 13 | 12 | 19 | 26 | 36 | 44 | 49 | 47 | 39 | 30 | 21 | 14 |
| Precip in | 0.9 | 0.8 | 1.2 | 2.3 | 3.9 | 4.2 | 2.1 | 2.2 | 2.1 | 1.8 | 1.0 | 0.9 |
1991–2020 averages from the nearest NOAA station, 9 mi away — not measured at the facility itself, and elevation can make a real difference over that distance.
No Fees
From Recreation.gov, which is not always current. The operator's own page is the authority on what you will be charged.
Recreation.gov last updated this record on 2026-02-25.
Facility information and photographs from Recreation.gov (RIDB). SpotOpened is not affiliated with Recreation.gov or any federal agency.
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