Colusa Weather Forecast

    • 44
    • 65

    Becoming Sunny

    • 42
    • 70

    Mostly Sunny

    • 41
    • 66

    Partly Sunny

    • 43
    • 67

    Partly Sunny

    • 41
    • 63

    Slight Chance Rain

    • 44
    • 66

    Mostly Sunny

    • 45
    • 67

    Partly Sunny

Today 27 Oct Eastern Colusa County

Mostly cloudy with a slight chance of rain. Highs around 67.

Tonight 27 Oct Eastern Colusa County

Clear. Lows around 45. Light Winds.

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Colusa Temperature Statistics

October Temperature

Marysville, Yuba County Airport (24.9 miles)

  • Lowest 11 October, 2026

    45.6 °F

  • Average October

    66.9 °F

  • Highest 9 October, 2026

    97.6 °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

    77.3 °F
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