Grinnell Lake Weather Forecast
- 14
- 36
Increasing Clouds
- 22
- 32
Blizzard
- 23
- 32
Blizzard
- 22
- 33
Chance Snow
- 18
- 34
Snow Likely
- 13
- 28
Blizzard
- 6
- 25
Blizzard
Today 30 Jan Upper San Joaquin River
Sunny. Highs 36 to 48. Northeast Winds up to 10 Mph shifting to the southwest in the afternoon.
Tonight 30 Jan Upper San Joaquin River
Partly cloudy until early morning then becoming mostly cloudy. Lows 19 to 31. Southeast Winds up to 10 Mph. Gusts up to 25 Mph after midnight.
Grinnell Lake Temperature Statistics
January Temperature
Mammoth Yosemite Airport (10.6 miles)
Lowest 21 January, 2025
3.2 °FAverage January
30.7 °FHighest 10 January, 2025
60.8 °F
Climate (2020–Present)
Mammoth Yosemite Airport (10.6 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2020–2025
29.8 °FAverage 2020–2025
46.4 °FAverage High 2020–2025
61.3 °F