Marysville Weather Forecast

    • 36
    • 66

    Sunny

    • 46
    • 68

    Partly Sunny

    • 54
    • 79

    Rain Showers

    • 40
    • 66

    Rain Showers Likely

    • 42
    • 61

    Mostly Sunny

    • 40
    • 65

    Chance Rain Showers

Today 16 Oct Union

Sunny. Highs in the mid 60s. Northeast Winds around 5 Mph.

Tonight 16 Oct Union

Clear. Lows in the mid 30s. Northeast Winds around 5 Mph, becoming southeast after midnight.

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Marysville Temperature Statistics

October Temperature

Marysville Union County Airport (0.6 miles)

  • Lowest 10 October, 2025

    32 °F

  • Average October

    58.2 °F

  • Highest 3 October, 2025

    84.2 °F

Climate (2020–Present)

Marysville Union County Airport (0.6 miles)

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  • Average Low 2020–2025

    42.9 °F

  • Average 2020–2025

    52.4 °F

  • Average High 2020–2025

    62.1 °F
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