Round Valley Reservoir Weather Forecast

    • 31
    • 44

    Mostly Cloudy

    • 37
    • 51

    Partly Sunny

    • 35
    • 50

    Slight Chance Rain Showers

    • 32
    • 53

    Partly Sunny

    • 31
    • 53

    Sunny

    • 34
    • 55

    Mostly Sunny

    • 34
    • 55

    Partly Sunny

Today 21 Feb Lassen-Eastern Plumas-Eastern Sierra Counties

Mostly cloudy in the morning then becoming partly cloudy. Highs 46 to 56. Light Winds becoming southeast around 10 Mph in the afternoon.

Tonight 21 Feb Lassen-Eastern Plumas-Eastern Sierra Counties

Mostly cloudy. Lows 24 to 34. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Round Valley Reservoir Temperature Statistics

February Temperature

Alturas (67.1 miles)

  • Lowest 12 February, 2025

    -7.1 °F

  • Average February

    28 °F

  • Highest 2 February, 2025

    46.7 °F

Climate (2020–Present)

Alturas (67.1 miles)

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  • Average Low 2020–2025

    32.8 °F

  • Average 2020–2025

    49.1 °F

  • Average High 2020–2025

    64.2 °F
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