Hill Slough - Deadman Island Weather Forecast

    • 48
    • 67

    Increasing Clouds

    • 45
    • 66

    Mostly Cloudy

    • 45
    • 66

    Partly Sunny

    • 49
    • 65

    Slight Chance Rain

    • 42
    • 62

    Partly Sunny

    • 41
    • 58

    Chance Rain

Today 5 Feb Carquinez Strait and Delta

Mostly cloudy in the morning then clearing. Widespread fog. Locally dense in the morning. Highs around 67. Northeast Winds up to 10 Mph.

Tonight 5 Feb Carquinez Strait and Delta

Mostly clear in the evening then becoming mostly cloudy. Lows around 48. Light Winds.

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Hill Slough - Deadman Island Temperature Statistics

February Temperature

Fairfield / Travis Air Force Base (5 miles)

  • Lowest 1 February, 2026

    37.6 °F

  • Average February

    50.9 °F

  • Highest 2 February, 2026

    69.8 °F

Climate (2021–Present)

Fairfield / Travis Air Force Base (5 miles)

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  • Average Low 2021–2026

    48.7 °F

  • Average 2021–2026

    60.4 °F

  • Average High 2021–2026

    74.9 °F
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