Grassy Lakes Weather Forecast

    • 44
    • 59

    Decreasing Clouds

    • 43
    • 58

    Mostly Sunny

    • 48
    • 61

    Partly Sunny

    • 49
    • 68

    Mostly Sunny

    • 50
    • 70

    Sunny

    • 51
    • 69

    Mostly Sunny

    • 53
    • 72

    Mostly Sunny

Today 13 Mar Western Plumas County/Lassen Park

Mostly sunny. Highs 57 to 72. Prevailing southwest Winds up to 10 Mph.

Tonight 13 Mar Western Plumas County/Lassen Park

Mostly cloudy in the evening then clearing. Lows 37 to 52. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grassy Lakes Temperature Statistics

March Temperature

Chico Municipal Airport (36 miles)

  • Lowest 5 March, 2026

    42.8 °F

  • Average March

    58.4 °F

  • Highest 9 March, 2026

    75.2 °F

Climate (2021–Present)

Chico Municipal Airport (36 miles)

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  • Average Low 2021–2026

    52.7 °F

  • Average 2021–2026

    61.3 °F

  • Average High 2021–2026

    75 °F
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