Magna Weather Forecast

    • 60
    • 81

    Increasing Clouds

    • 60
    • 82

    Mostly Cloudy

    • 61
    • 80

    Chance Thunderstorms

    • 57
    • 78

    Chance Rain Showers

    • 53
    • 75

    Sunny

    • 58
    • 80

    Mostly Sunny

    • 59
    • 83

    Partly Sunny

Today 18 Sep Salt Lake Valley

Sunny. Highs in the lower 80s.

Tonight 18 Sep Salt Lake Valley

Partly cloudy in the evening then becoming mostly cloudy. Lows around 60.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Magna Temperature Statistics

September Temperature

Salt Lake City, Salt Lake City International Airport (8.1 miles)

  • Lowest 13 September, 2025

    54 °F

  • Average September

    74.6 °F

  • Highest 2 September, 2025

    93.9 °F

Climate (2020–Present)

Salt Lake City, Salt Lake City International Airport (8.1 miles)

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  • Average Low 2020–2025

    46.4 °F

  • Average 2020–2025

    56.2 °F

  • Average High 2020–2025

    66.7 °F
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