Buckhorn Reservoir Weather Forecast

    • 38
    • 57

    Rain Showers

    • 37
    • 54

    Rain Showers

    • 38
    • 62

    Partly Sunny

    • 42
    • 67

    Sunny

    • 47
    • 73

    Mostly Sunny

    • 48
    • 77

    Partly Sunny

    • 46
    • 77

    Mostly Sunny

Today 28 May Lassen-Eastern Plumas-Eastern Sierra Counties

Chance of rain and snow in the Morning, then Showers and chance of Thunderstorms in the afternoon. Highs 54 to 64. Light Winds becoming west around 10 Mph in the afternoon.

Tonight 28 May Lassen-Eastern Plumas-Eastern Sierra Counties

Showers and slight chance of Thunderstorms in the Evening, then Showers after midnight. Lows 34 to 44. West Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Buckhorn Reservoir Temperature Statistics

May Temperature

Alturas (49.7 miles)

  • Lowest 19 May, 2026

    27.6 °F

  • Average May

    56.3 °F

  • Highest 12 May, 2026

    88.6 °F

Climate (2021–Present)

Alturas (49.7 miles)

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  • Average Low 2021–2026

    33.5 °F

  • Average 2021–2026

    49.6 °F

  • Average High 2021–2026

    65 °F
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