Suisun Slough - Fairfield Weather Forecast

    • 41
    • 61

    Mostly Cloudy

    • 42
    • 63

    Decreasing Clouds

    • 41
    • 65

    Partly Sunny

    • 43
    • 64

    Mostly Sunny

    • 43
    • 64

    Mostly Sunny

    • 45
    • 66

    Partly Sunny

    • 46
    • 65

    Partly Sunny

Today 31 Jan Carquinez Strait and Delta

Widespread fog. Locally dense in the morning. Patchy dense fog early in the afternoon. Mostly cloudy. Highs around 61. Northeast Winds up to 10 Mph.

Tonight 31 Jan Carquinez Strait and Delta

Mostly cloudy. Patchy fog in the late evening and early morning. Widespread fog. Locally dense late in the night. Lows around 42. Light Winds.

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Suisun Slough - Fairfield Temperature Statistics

January Temperature

Fairfield / Travis Air Force Base (5 miles)

  • Lowest 14 January, 2026

    32.7 °F

  • Average January

    47.9 °F

  • Highest 24 January, 2026

    65.8 °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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