Grassy Lakes Weather Forecast

    • 39
    • 54

    Mostly Sunny

    • 38
    • 48

    Partly Sunny

    • 42
    • 55

    Mostly Sunny

    • 44
    • 60

    Sunny

    • 42
    • 61

    Mostly Sunny

    • 44
    • 62

    Partly Sunny

    • 46
    • 64

    Partly Sunny

Today 9 Mar Western Plumas County/Lassen Park

Sunny. Highs 53 to 68. Light Winds becoming west up to 10 Mph in the afternoon.

Tonight 9 Mar Western Plumas County/Lassen Park

Mostly clear. Colder. Lows 31 to 46. Light Winds.

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Grassy Lakes Temperature Statistics

March Temperature

Chico Municipal Airport (36 miles)

  • Lowest 5 March, 2026

    42.8 °F

  • Average March

    56.9 °F

  • Highest 6 March, 2026

    69.8 °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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