Biscar Reservoir Weather Forecast
- 21
- 55
Becoming Sunny
- 19
- 54
Sunny
- 23
- 52
Partly Sunny
- 28
- 54
Partly Sunny
- 27
- 55
Partly Sunny
- 25
- 54
Mostly Sunny
Today 18 Jan Lassen-Eastern Plumas-Eastern Sierra Counties
Partly cloudy. Highs 48 to 58. Light Winds.
Tonight 18 Jan Lassen-Eastern Plumas-Eastern Sierra Counties
Clear. Lows 20 to 30. Light Winds.
Biscar Reservoir Temperature Statistics
January Temperature
Alturas (65.2 miles)
Lowest 9 January, 2026
9 °FAverage January
37.3 °FHighest 14 January, 2026
59 °F
Climate (2021–Present)
Alturas (65.2 miles)
Average Low 2021–2026
33.5 °FAverage 2021–2026
49.4 °FAverage High 2021–2026
64.5 °F