Vacaville Weather Forecast

    • 41
    • 59

    Decreasing Clouds

    • 42
    • 63

    Mostly Sunny

    • 42
    • 63

    Mostly Sunny

    • 40
    • 60

    Partly Sunny

    • 41
    • 60

    Mostly Cloudy

    • 41
    • 60

    Partly Sunny

Today 10 Dec Southern Sacramento Valley

Partly cloudy in the morning then becoming mostly cloudy. Areas of frost and patchy fog in the morning. Highs around 57. Light Winds.

Tonight 10 Dec Southern Sacramento Valley

Mostly cloudy in the evening then clearing. Patchy frost after midnight. Lows 33 to 43. North Winds up to 10 Mph.

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Vacaville Temperature Statistics

December Temperature

Vacaville Nut Tree Airport (1.9 miles)

  • Lowest 8 December, 2023

    33.1 °F

  • Average December

    52.5 °F

  • Highest 3 December, 2023

    68.6 °F

Climate (2018–Present)

Vacaville Nut Tree Airport (1.9 miles)

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  • Average Low 2018–2023

    49.5 °F

  • Average 2018–2023

    63 °F

  • Average High 2018–2023

    77.1 °F
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