Sacramento River - Decker Island Weather Forecast

    • 55
    • 68

    Becoming Sunny

    • 56
    • 72

    Mostly Sunny

    • 56
    • 73

    Mostly Sunny

    • 54
    • 70

    Sunny

    • 56
    • 70

    Mostly Sunny

    • 55
    • 70

    Mostly Sunny

Today 17 Oct Carquinez Strait and Delta

Partly cloudy in the morning then clearing. Highs 69 to 75. Light Winds.

Tonight 17 Oct Carquinez Strait and Delta

Clear. Lows 49 to 55. Light Winds.

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Sacramento River - Decker Island Temperature Statistics

October Temperature

Fairfield / Travis Air Force Base (16.8 miles)

  • Lowest 12 October, 2025

    46.6 °F

  • Average October

    64.3 °F

  • Highest 7 October, 2025

    91.9 °F

Climate (2020–Present)

Fairfield / Travis Air Force Base (16.8 miles)

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  • Average Low 2020–2025

    48.4 °F

  • Average 2020–2025

    60.4 °F

  • Average High 2020–2025

    75.3 °F
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