Silva Flat Reservoir Weather Forecast

    • 45
    • 70

    Mostly Sunny

    • 43
    • 69

    Mostly Sunny

    • 47
    • 74

    Mostly Sunny

    • 48
    • 76

    Partly Sunny

    • 50
    • 77

    Partly Sunny

    • 50
    • 78

    Mostly Sunny

Today 7 May Lassen-Eastern Plumas-Eastern Sierra Counties

Sunny. Highs 74 to 84. Light Winds becoming west 10 to 15 Mph in the afternoon.

Tonight 7 May Lassen-Eastern Plumas-Eastern Sierra Counties

Clear. Lows 37 to 47. West Winds 10 to 15 Mph with Gusts up to 30 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Silva Flat Reservoir Temperature Statistics

May Temperature

Alturas (40.4 miles)

  • Lowest 1 May, 2026

    30.7 °F

  • Average May

    56.7 °F

  • Highest 4 May, 2026

    75.9 °F

Climate (2021–Present)

Alturas (40.4 miles)

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  • Average Low 2021–2026

    33.5 °F

  • Average 2021–2026

    49.6 °F

  • Average High 2021–2026

    64.9 °F
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