Facility · California ·
Managed by the USDA Forest Service
Sierra National Forest (NF) · Open Access
Along the west section of the Sierra Vista Scenic Byway the road takes you into the “Heart of the Sierra”, with views of the Sierra peaks all the way up to the base of the wilderness. One of many destination points is Mammoth Pool, a man-made reservoir on the San Joaquin River that is 5 miles long. This area offers some of Sierra National Forest’s most unique and splendid beauty with recreational activities that include camping, picnicking, hiking, and fishing. At Mammoth Pool recreational activities also include boating, water-skiing, personal watercraft riding and non-motorized boating.
37.34425, -119.33337 · 37°20'39.3"N 119°20'0.1"W
Typically 74°F in Aug, down to 43°F in Jan.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High °F | 43 | 44 | 46 | 50 | 56 | 66 | 74 | 74 | 68 | 58 | 49 | 44 |
| Low °F | 24 | 23 | 26 | 29 | 36 | 43 | 49 | 49 | 44 | 37 | 31 | 25 |
| Precip in | 8.5 | 7.8 | 6.8 | 4.0 | 2.4 | 0.7 | 0.7 | 0.1 | 0.4 | 2.3 | 3.9 | 6.8 |
1991–2020 averages from the nearest NOAA station, 10.2 mi away — not measured at the facility itself, and elevation can make a real difference over that distance.
Mammoth Pool Recreation Area also appears in other federal recreation data. Facts below are matched by name and location, not confirmed by Mammoth Pool Recreation Area's operator.
Restrictions:
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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