West Valley Reservoir Weather Forecast

    • 33
    • 63

    Chance Rain Showers

    • 39
    • 68

    Mostly Sunny

    • 46
    • 76

    Mostly Sunny

    • 50
    • 78

    Partly Sunny

    • 50
    • 79

    Partly Sunny

    • 46
    • 75

    Mostly Sunny

Today 6 Sep Modoc County

Mostly cloudy. Isolated Thunderstorms in the Morning, then scattered rain Showers and isolated Thunderstorms in the afternoon. Highs in the mid 50s to lower 60s. South Winds 5 to 10 Mph shifting to the west in the afternoon. Chance of precipitation 50 percent.

Tonight 6 Sep Modoc County

Mostly clear. Lows in the lower to mid 40s. South Winds around 5 Mph.

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West Valley Reservoir Temperature Statistics

September Temperature

Alturas (21.1 miles)

  • Lowest

  • Average September

  • Highest

Climate (2021–2026)

Alturas (21.1 miles)

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  • Average Low 2021–2026

    33.3 °F
  • Average 2021–2026

    49.2 °F
  • Average High 2021–2026

    64.7 °F
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