Mammoth Pool Reservoir Weather Forecast
- 47
- 65
Increasing Clouds
- 45
- 68
Partly Sunny
- 44
- 64
Partly Sunny
- 44
- 62
Mostly Sunny
- 44
- 66
Sunny
- 46
- 67
Mostly Sunny
Today 30 Jan San Joaquin River Canyon
Mostly sunny. Highs 60 to 66. Northeast Winds up to 5 Mph shifting to the south in the afternoon.
Tonight 30 Jan San Joaquin River Canyon
Partly cloudy. Lows 43 to 51. Northeast Winds up to 5 Mph.
Mammoth Pool Reservoir Temperature Statistics
January Temperature
Mammoth Yosemite Airport (31.7 miles)
Lowest 10 January, 2026
-2.2 °FAverage January
22.2 °FHighest 22 January, 2026
41 °F
Climate (2021–Present)
Mammoth Yosemite Airport (31.7 miles)
Average Low 2021–2026
29.5 °FAverage 2021–2026
45.8 °FAverage High 2021–2026
60.7 °F