Grassy Lakes Weather Forecast

    • 32
    • 37

    Chance Snow

    • 37
    • 43

    Rain

    • 39
    • 40

    Rain

    • 38
    • 44

    Chance Rain

    • 38
    • 47

    Chance Rain

    • 40
    • 51

    Chance Rain

Today 22 Feb Western Plumas County/Lassen Park

Mostly sunny in the morning then becoming partly cloudy. Not as cool. At lower Elevations, widespread frost in the Morning, a slight chance of rain and snow early in the morning. A chance of snow late in the morning. A chance of rain in the late morning and afternoon. At higher Elevations, a slight chance of snow until late afternoon. A chance of rain in the afternoon. A chance of snow late in the afternoon. Highs 35 to 50. No snow accumulation lower Elevations. Up to 1 inch higher Elevations. Snow level 5000 feet increasing to 6000 feet in the afternoon. Prevailing south Winds 5 to 15 Mph with Gusts to around 35 Mph.

Tonight 22 Feb Western Plumas County/Lassen Park

Mostly cloudy. At higher Elevations, a slight chance of rain and snow in the evening. At lower Elevations, a slight chance of rain. Widespread frost after midnight. Lows 26 to 41. No snow accumulation lower Elevations. Up to 1 inch higher Elevations. Snow level 6500 feet. Prevailing south Winds up to 15 Mph with Gusts to around 30 Mph.

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  • Temperature Forecast NOAA

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Grassy Lakes Temperature Statistics

February Temperature

Chico Municipal Airport (36 miles)

  • Lowest 19 February, 2026

    32 °F
  • Average February

    49.2 °F
  • Highest 2 February, 2026

    71.6 °F

Climate (2021–Present)

Chico Municipal Airport (36 miles)

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  • Average Low 2021–2026

    52.6 °F
  • Average 2021–2026

    61.3 °F
  • Average High 2021–2026

    75 °F
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