Twin Island Lakes Weather Forecast
- 23
- 35
Becoming Sunny
- 25
- 38
Partly Sunny
- 21
- 34
Snow Likely
- 16
- 24
Snow
- 11
- 23
Chance Snow
- 13
- 25
Slight Chance Snow
Today 7 Feb Upper San Joaquin River
Not as cool. Sunny. Highs 36 to 52. North Winds up to 10 Mph.
Tonight 7 Feb Upper San Joaquin River
Mostly clear. Lows 23 to 35. Northeast Winds up to 10 Mph.
Twin Island Lakes Temperature Statistics
February Temperature
Mammoth Yosemite Airport (21.7 miles)
Lowest 3 February, 2026
8.6 °FAverage February
26.5 °FHighest 5 February, 2026
42.8 °F
Climate (2021–Present)
Mammoth Yosemite Airport (21.7 miles)
Average Low 2021–2026
29.5 °FAverage 2021–2026
45.8 °FAverage High 2021–2026
60.7 °F