West Valley Reservoir Weather Forecast

    • 51
    • 87

    Decreasing Clouds

    • 50
    • 86

    Chance Rain Showers

    • 49
    • 86

    Partly Sunny

    • 48
    • 87

    Mostly Sunny

    • 47
    • 86

    Mostly Sunny

    • 47
    • 86

    Mostly Sunny

Today 23 Aug Modoc County

Sunny in the morning then becoming partly cloudy. Highs in the lower to mid 80s. Northeast Winds around 5 Mph shifting to the southwest in the afternoon.

Tonight 23 Aug Modoc County

Partly cloudy. Lows in the lower to mid 50s. West Winds around 5 Mph shifting to the southeast after midnight.

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  • Temperature Real-Time

West Valley Reservoir Temperature Statistics

August Temperature

Alturas (21.1 miles)

  • Lowest 16 August, 2026

    38.6 °F

  • Average August

    70.5 °F

  • Highest 7 August, 2026

    101.6 °F

Climate (2021–2026)

Alturas (21.1 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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