West Valley Reservoir Weather Forecast

    • 49
    • 88

    Mostly Sunny

    • 48
    • 87

    Mostly Sunny

    • 48
    • 87

    Sunny

    • 50
    • 87

    Sunny

    • 50
    • 90

    Sunny

    • 51
    • 92

    Mostly Sunny

    • 52
    • 93

    Mostly Sunny

Today 25 Jul Modoc County

Sunny. Highs in the lower to mid 80s. South Winds around 5 Mph increasing to southwest 10 to 20 Mph with Gusts to around 35 Mph in the late morning and afternoon.

Tonight 25 Jul Modoc County

Mostly clear. Lows in the lower to mid 50s. Breezy. Southwest Winds 15 to 25 Mph decreasing to 5 to 10 Mph with Gusts to around 35 Mph in the late evening and early Morning, then shifting to the south well after midnight.

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West Valley Reservoir Temperature Statistics

July Temperature

Alturas (21.1 miles)

  • Lowest 1 July, 2026

    38.6 °F

  • Average July

    70.1 °F

  • Highest 11 July, 2026

    95.6 °F

Climate (2021–2026)

Alturas (21.1 miles)

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  • Average Low 2021–2026

    33.4 °F

  • Average 2021–2026

    49.3 °F

  • Average High 2021–2026

    64.7 °F
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