Colusa Weather Forecast

    • 61
    • 95

    Partly Sunny

    • 60
    • 95

    Mostly Sunny

    • 61
    • 95

    Partly Sunny

    • 57
    • 92

    Mostly Sunny

    • 57
    • 89

    Mostly Sunny

    • 54
    • 89

    Mostly Sunny

Today 25 Aug Eastern Colusa County

Partly cloudy in the morning then clearing. Highs around 93. Light Winds.

Tonight 25 Aug Eastern Colusa County

Mostly clear. Lows around 61. Light Winds.

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Colusa Temperature Statistics

August Temperature

Marysville, Yuba County Airport (24.9 miles)

  • Lowest 16 August, 2026

    59.6 °F

  • Average August

    79.3 °F

  • Highest 19 August, 2026

    99.6 °F

Climate (2021–2026)

Marysville, Yuba County Airport (24.9 miles)

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  • Average Low 2021–2026

    51 °F

  • Average 2021–2026

    63.9 °F

  • Average High 2021–2026

    77.4 °F
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