Round Valley Reservoir Weather Forecast

    • 32
    • 54

    Partly Sunny

    • 33
    • 56

    Mostly Cloudy

    • 30
    • 54

    Mostly Sunny

    • 31
    • 55

    Sunny

    • 32
    • 56

    Mostly Sunny

    • 32
    • 57

    Sunny

    • 33
    • 57

    Mostly Sunny

Today 30 Jan Western Plumas County/Lassen Park

Mostly cloudy in the morning then becoming partly cloudy. Highs 44 to 59 higher Elevations. 50 to 63 lower Elevations. Light Winds.

Tonight 30 Jan Western Plumas County/Lassen Park

Partly cloudy. Lows 31 to 46. Light Winds.

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Round Valley Reservoir Temperature Statistics

January Temperature

Chico Municipal Airport (52.2 miles)

  • Lowest 26 January, 2026

    30.2 °F

  • Average January

    49.4 °F

  • Highest 16 January, 2026

    73.4 °F

Climate (2021–Present)

Chico Municipal Airport (52.2 miles)

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  • Average Low 2021–2026

    52.6 °F

  • Average 2021–2026

    61.2 °F

  • Average High 2021–2026

    75 °F
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