Buckhorn Reservoir Weather Forecast

    • 55
    • 85

    Gradual Clearing

    • 50
    • 84

    Mostly Sunny

    • 52
    • 84

    Mostly Sunny

    • 50
    • 83

    Mostly Sunny

    • 50
    • 84

    Partly Sunny

    • 50
    • 85

    Partly Sunny

Today 21 Aug Lassen-Eastern Plumas-Eastern Sierra Counties

Mostly cloudy. Highs 85 to 95. Light Winds becoming southwest 10 to 15 Mph with Gusts up to 30 Mph in the afternoon.

Tonight 21 Aug Lassen-Eastern Plumas-Eastern Sierra Counties

Mostly cloudy in the evening then becoming partly cloudy. Lows 47 to 57. Southwest Winds around 10 Mph with Gusts up to 30 Mph in the evening becoming light.

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Buckhorn Reservoir Temperature Statistics

August Temperature

Alturas (49.7 miles)

  • Lowest 16 August, 2026

    38.6 °F

  • Average August

    70.2 °F

  • Highest 7 August, 2026

    101.6 °F

Climate (2021–2026)

Alturas (49.7 miles)

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  • Average Low 2021–2026

    33.3 °F

  • Average 2021–2026

    49.3 °F

  • Average High 2021–2026

    64.8 °F
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