Facility · California ·
Managed by the USDA Forest Service
San Bernardino National Forest (NF) · Open Access
The San Gorgonio Wilderness Association hosts evening programs at this site on most Saturday nights and some Sunday nights during the summer months. Visit their website for more information. Adventure Pass requirement is waived for vehicles parked at Greyback for these interpretive programs.
At other times, the amphitheater can be reserved for weddings etc. There is seating for approximately 200 people.
34.17374, -116.85597 · 34°10'25.5"N 116°51'21.5"W
Typically 80°F in Jul, down to 46°F in Feb.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High °F | 46 | 46 | 51 | 57 | 66 | 75 | 80 | 79 | 73 | 63 | 54 | 46 |
| Low °F | 24 | 24 | 27 | 31 | 37 | 44 | 51 | 50 | 44 | 35 | 28 | 24 |
| Precip in | 4.5 | 4.4 | 2.4 | 0.8 | 0.4 | 0.1 | 0.7 | 0.8 | 0.4 | 0.8 | 1.4 | 3.3 |
1991–2020 averages from the nearest NOAA station, 5.9 mi away — not measured at the facility itself, and elevation can make a real difference over that distance.
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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