Grassy Lakes Weather Forecast

    • 49
    • 60

    Sunny

    • 53
    • 67

    Sunny

    • 56
    • 73

    Sunny

    • 56
    • 74

    Mostly Sunny

    • 55
    • 73

    Sunny

    • 57
    • 75

    Sunny

Today 4 Jul Western Plumas County/Lassen Park

Sunny. Highs 57 to 72 higher Elevations. 64 to 79 lower Elevations. Prevailing southwest Winds up to 15 Mph.

Tonight 4 Jul Western Plumas County/Lassen Park

Clear. Lows 42 to 57. Prevailing southwest Winds up to 10 Mph in the evening becoming light.

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Grassy Lakes Temperature Statistics

July Temperature

Chico Municipal Airport (36 miles)

  • Lowest 1 July, 2025

    75.2 °F

  • Average July

    88 °F

  • Highest 1 July, 2025

    96.8 °F

Climate (2020–Present)

Chico Municipal Airport (36 miles)

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  • Average Low 2020–2025

    52.4 °F

  • Average 2020–2025

    61.3 °F

  • Average High 2020–2025

    75.5 °F
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