Grassy Lakes Weather Forecast

    • 40
    • 53

    Mostly Sunny

    • 43
    • 60

    Mostly Sunny

    • 44
    • 61

    Sunny

    • 39
    • 56

    Mostly Sunny

    • 39
    • 55

    Sunny

    • 42
    • 58

    Mostly Sunny

    • 40
    • 56

    Mostly Sunny

Today 16 Oct Western Plumas County/Lassen Park

Sunny, warmer. Highs 49 to 64 higher Elevations. 56 to 68 lower Elevations. Prevailing northeast Winds up to 10 Mph with Gusts to around 25 Mph.

Tonight 16 Oct Western Plumas County/Lassen Park

Mostly clear. Lows 35 to 50. Prevailing northeast Winds up to 10 Mph with Gusts to around 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grassy Lakes Temperature Statistics

October Temperature

Chico Municipal Airport (36 miles)

  • Lowest 12 October, 2025

    44.6 °F

  • Average October

    60 °F

  • Highest 7 October, 2025

    87.8 °F

Climate (2020–Present)

Chico Municipal Airport (36 miles)

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  • Average Low 2020–2025

    52.3 °F

  • Average 2020–2025

    61.1 °F

  • Average High 2020–2025

    75.3 °F
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