Round Valley Reservoir Weather Forecast

    • 58
    • 86

    Chance Thunderstorms

    • 56
    • 84

    Chance Thunderstorms

    • 53
    • 80

    Mostly Sunny

    • 51
    • 78

    Mostly Sunny

    • 54
    • 80

    Sunny

    • 55
    • 83

    Sunny

Today 1 Jul Lassen-Eastern Plumas-Eastern Sierra Counties

Sunny in the Morning, then partly cloudy with a slight chance of Showers and Thunderstorms in the afternoon. Highs 86 to 96. Light Winds becoming southwest around 10 Mph in the afternoon.

Tonight 1 Jul Lassen-Eastern Plumas-Eastern Sierra Counties

Mostly cloudy with a slight chance of Showers and Thunderstorms in the Evening, then clear after midnight. Lows 48 to 58. Northwest Winds 10 to 15 Mph.

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Round Valley Reservoir Temperature Statistics

July Temperature

Alturas (67.1 miles)

  • Lowest

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  • Average July

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Climate (2020–Present)

Alturas (67.1 miles)

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  • Average Low 2020–2025

    32.9 °F

  • Average 2020–2025

    49.2 °F

  • Average High 2020–2025

    64.4 °F
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