New California Weather Forecast

    • 26
    • 33

    Cloudy

    • 16
    • 35

    Chance Rain/Snow

    • 10
    • 26

    Partly Sunny

    • 30
    • 35

    Rain Likely

    • 22
    • 40

    Rain/Snow Likely

    • 17
    • 30

    Chance Snow

Today 6 Dec Union

Mostly cloudy with a chance of Flurries. Highs in the lower 30s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming west late.

Tonight 6 Dec Union

Mostly cloudy. A chance of Flurries in the evening. Lows in the mid 20s. Southwest Winds around 5 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

New California Temperature Statistics

December Temperature

Marysville Union County Airport (7.5 miles)

  • Lowest 1 December, 2025

    14.9 °F

  • Average December

    26.1 °F

  • Highest 1 December, 2025

    32.2 °F

Climate (2020–Present)

Marysville Union County Airport (7.5 miles)

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  • Average Low 2020–2025

    42.8 °F

  • Average 2020–2025

    52.3 °F

  • Average High 2020–2025

    62 °F
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