Grassy Lakes Weather Forecast
- 33
- 41
Rain
- 32
- 40
Blizzard
- 30
- 36
Blizzard
- 26
- 33
Snow
- 23
- 32
Partly Sunny
- 24
- 33
Partly Sunny
Today 23 Dec Western Plumas County/Lassen Park
Mostly cloudy. At lower Elevations, a slight chance of rain early in the Morning, then a chance of rain in the late morning and afternoon. At higher Elevations, a chance of rain through the day. A chance of heavy snow late in the morning. Highs 35 to 49 higher Elevations. 43 to 52 lower Elevations. Prevailing south Winds up to 15 Mph with Gusts to around 40 Mph.
Tonight 23 Dec Western Plumas County/Lassen Park
At lower Elevations, a chance of rain in the Evening, then rain after midnight. At higher Elevations, rain and heavy snow in the Evening, then heavy rain after midnight. Windy, Colder. Lows 29 to 44. No snow accumulation. Prevailing south Winds 15 to 30 Mph with Gusts to around 60 Mph.
Grassy Lakes Temperature Statistics
December Temperature
Chico Municipal Airport (36 miles)
Lowest 3 December, 2025
35.6 °FAverage December
44.8 °FHighest 3 December, 2025
60.8 °F
Climate (2020–Present)
Chico Municipal Airport (36 miles)
Average Low 2020–2025
52.5 °FAverage 2020–2025
61.2 °FAverage High 2020–2025
75 °F