Union Weather Forecast

    • 57
    • 79

    Slight Chance Thunderstorms

    • 64
    • 82

    Rain Showers

    • 64
    • 83

    Rain Showers Likely

    • 62
    • 85

    Thunderstorms Likely

    • 59
    • 83

    Chance Rain Showers

    • 56
    • 79

    Slight Chance Rain Showers

Today 1 Jun Hardin

Mostly cloudy with a chance of Showers with a slight chance of Thunderstorms in the Morning, then partly sunny in the afternoon. Highs in the upper 70s. South Winds around 5 Mph, becoming west in the afternoon. Chance of rain 30 percent.

Tonight 1 Jun Hardin

Partly cloudy. Lows in the upper 50s. Southwest Winds around 5 Mph, becoming southeast after midnight.

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Union Temperature Statistics

June Temperature

Marshalltown, Marshalltown Municipal Airport (11.8 miles)

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Climate (2019–Present)

Marshalltown, Marshalltown Municipal Airport (11.8 miles)

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  • Average Low 2019–2024

    39 °F

  • Average 2019–2024

    49.3 °F

  • Average High 2019–2024

    59.6 °F
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