New California Weather Forecast

    • 72
    • 89

    Mostly Sunny

    • 74
    • 93

    Sunny

    • 74
    • 94

    Mostly Sunny

    • 73
    • 94

    Slight Chance Thunderstorms

    • 73
    • 92

    Chance Thunderstorms

    • 72
    • 91

    Chance Thunderstorms

Today 21 Jun Union

Mostly sunny. Highs in the upper 80s. Southwest Winds 10 to 15 Mph.

Tonight 21 Jun Union

Clear, muggy. Lows in the lower 70s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

New California Temperature Statistics

June Temperature

Marysville Union County Airport (7.5 miles)

  • Lowest 1 June, 2025

    41 °F

  • Average June

    68.8 °F

  • Highest 4 June, 2025

    87.8 °F

Climate (2020–Present)

Marysville Union County Airport (7.5 miles)

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  • Average Low 2020–2025

    42.9 °F

  • Average 2020–2025

    52.3 °F

  • Average High 2020–2025

    62 °F
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