Colusa Weather Forecast

    • 45
    • 53

    Areas Fog

    • 42
    • 61

    Partly Sunny

    • 42
    • 57

    Mostly Sunny

    • 36
    • 57

    Mostly Sunny

    • 37
    • 52

    Mostly Cloudy

    • 38
    • 55

    Partly Sunny

    • 41
    • 56

    Mostly Cloudy

Today 21 Jan Central Sacramento Valley

Areas of fog in the morning. Patchy fog early in the afternoon. Mostly cloudy. Highs 52 to 58. Light Winds.

Tonight 21 Jan Central Sacramento Valley

Mostly cloudy. Patchy fog in the late evening and overnight. Lows around 46. Light Winds.

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Colusa Temperature Statistics

January Temperature

Marysville, Yuba County Airport (24.9 miles)

  • Lowest 10 January, 2026

    34 °F

  • Average January

    49 °F

  • Highest 15 January, 2026

    66 °F

Climate (2021–Present)

Marysville, Yuba County Airport (24.9 miles)

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  • Average Low 2021–2026

    51.1 °F

  • Average 2021–2026

    64.2 °F

  • Average High 2021–2026

    77.8 °F
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