Union Weather Forecast

    • 47
    • 70

    Mostly Cloudy

    • 43
    • 68

    Rain Showers Likely

    • 47
    • 72

    Mostly Sunny

    • 54
    • 81

    Mostly Sunny

    • 56
    • 86

    Partly Sunny

    • 57
    • 87

    Partly Sunny

    • 51
    • 82

    Slight Chance Thunderstorms

Today 20 May Salt Lake Valley

Sunny. Highs around 70.

Tonight 20 May Salt Lake Valley

Mostly cloudy. Lows around 50.

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Union Temperature Statistics

May Temperature

Salt Lake City, Salt Lake City Municipal 2 Airport (6.2 miles)

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  • Average May

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Climate (2021–Present)

Salt Lake City, Salt Lake City Municipal 2 Airport (6.2 miles)

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  • Average Low 2021–2025

    43.1 °F

  • Average 2021–2025

    53.2 °F

  • Average High 2021–2025

    63.3 °F
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