Sacramento River - Long Island Weather Forecast

    • 48
    • 59

    Chance Rain Showers

    • 52
    • 56

    Rain Showers

    • 53
    • 55

    Rain Showers

    • 53
    • 58

    Rain Showers

    • 49
    • 55

    Rain Showers Likely

    • 49
    • 52

    Rain Showers

Today 18 Dec Carquinez Strait and Delta

Widespread fog. Locally dense in the morning. Mostly cloudy. Highs around 58. Light Winds.

Tonight 18 Dec Carquinez Strait and Delta

Mostly cloudy. Patchy fog through the night. A slight chance of rain Showers after midnight. Lows around 50. South Winds up to 10 Mph.

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  • Temperature Real-Time

Sacramento River - Long Island Temperature Statistics

December Temperature

Fairfield / Travis Air Force Base (18.6 miles)

  • Lowest 4 December, 2025

    35.2 °F

  • Average December

    44.2 °F

  • Highest 3 December, 2025

    64.8 °F

Climate (2020–Present)

Fairfield / Travis Air Force Base (18.6 miles)

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  • Average Low 2020–2025

    48.6 °F

  • Average 2020–2025

    60.4 °F

  • Average High 2020–2025

    75 °F
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