Marysville Weather Forecast

    • 69
    • 90

    Mostly Sunny

    • 71
    • 91

    Mostly Sunny

    • 68
    • 87

    Rain Showers

    • 67
    • 85

    Chance Thunderstorms

    • 68
    • 87

    Chance Thunderstorms

    • 67
    • 84

    Chance Thunderstorms

    • 67
    • 86

    Chance Thunderstorms

Today 5 Jul Union

Mostly sunny. Near steady Temperatures in the upper 80s. Southwest Winds 5 to 10 Mph.

Tonight 5 Jul Union

Clear. Lows in the upper 60s. South Winds around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Marysville Temperature Statistics

July Temperature

Marysville Union County Airport (0.6 miles)

  • Lowest 3 July, 2025

    63.9 °F

  • Average July

    74.7 °F

  • Highest 3 July, 2025

    88.3 °F

Climate (2020–Present)

Marysville Union County Airport (0.6 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    42.9 °F

  • Average 2020–2025

    52.4 °F

  • Average High 2020–2025

    62 °F
Get WillyWeather+ to remove ads