Threemile Slough - Mackenson Weather Forecast

    • 55
    • 75

    Mostly Cloudy

    • 52
    • 79

    Partly Sunny

    • 54
    • 79

    Mostly Sunny

    • 57
    • 84

    Partly Sunny

    • 56
    • 75

    Chance Rain

    • 53
    • 64

    Chance Rain

    • 50
    • 69

    Chance Rain

Today 26 Mar Carquinez Strait and Delta

Mostly sunny. Highs around 77. Northwest Winds 10 to 15 Mph with Gusts to around 25 Mph.

Tonight 26 Mar Carquinez Strait and Delta

Partly cloudy in the evening then becoming mostly cloudy. Lows 50 to 56. Northwest Winds around 10 Mph with Gusts to around 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Threemile Slough - Mackenson Temperature Statistics

March Temperature

Fairfield / Travis Air Force Base (17.4 miles)

  • Lowest 11 March, 2026

    39.9 °F

  • Average March

    62.4 °F

  • Highest 20 March, 2026

    88.3 °F

Climate (2021–Present)

Fairfield / Travis Air Force Base (17.4 miles)

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  • Average Low 2021–2026

    48.8 °F

  • Average 2021–2026

    60.5 °F

  • Average High 2021–2026

    75 °F
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