Decker Lake Weather Forecast

    • 61
    • 84

    Chance Thunderstorms

    • 63
    • 85

    Chance Rain Showers

    • 61
    • 84

    Chance Rain Showers

    • 54
    • 81

    Chance Thunderstorms

    • 52
    • 77

    Mostly Sunny

    • 54
    • 81

    Partly Sunny

    • 56
    • 83

    Partly Sunny

Today 15 Sep Salt Lake Valley

Partly sunny. Warmer. Highs in the lower 80s.

Tonight 15 Sep Salt Lake Valley

Mostly cloudy with a chance of rain Showers and a slight chance of Thunderstorms. Lows around 60. South Winds 10 to 20 Mph. Chance of precipitation 50 percent.

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Decker Lake Temperature Statistics

September Temperature

Salt Lake City, Salt Lake City International Airport (3.7 miles)

  • Lowest 8 September, 2026

    54.6 °F

  • Average September

    75.7 °F

  • Highest 13 September, 2026

    93 °F

Climate (2021–2026)

Salt Lake City, Salt Lake City International Airport (3.7 miles)

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  • Average Low 2021–2026

    47 °F

  • Average 2021–2026

    56.9 °F

  • Average High 2021–2026

    67.5 °F
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