Colusa Weather Forecast

    • 71
    • 84

    Decreasing Clouds

    • 75
    • 92

    Partly Sunny

    • 76
    • 95

    Mostly Sunny

    • 77
    • 96

    Mostly Sunny

    • 75
    • 97

    Slight Chance Thunderstorms

    • 72
    • 92

    Chance Rain Showers

    • 71
    • 90

    Partly Sunny

Today 29 Aug Hancock

Mostly cloudy. Near steady temperature in the lower 80s. South Winds 10 to 15 Mph.

Tonight 29 Aug Hancock

Partly cloudy. Lows in the lower 70s. South Winds 10 to 15 Mph.

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Colusa Temperature Statistics

August Temperature

Fort Madison Municipal Airport (9.9 miles)

  • Lowest 24 August, 2026

    53.6 °F

  • Average August

    73.6 °F

  • Highest 11 August, 2026

    89.6 °F

Climate (2021–2026)

Fort Madison Municipal Airport (9.9 miles)

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  • Average Low 2021–2026

    45.4 °F

  • Average 2021–2026

    54.9 °F

  • Average High 2021–2026

    64.7 °F
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