Mountain Dell Reservoir Weather Forecast

    • 46
    • 75

    Slight Chance Rain Showers

    • 45
    • 72

    Slight Chance Thunderstorms

    • 46
    • 74

    Sunny

    • 50
    • 78

    Partly Sunny

    • 53
    • 80

    Mostly Cloudy

    • 52
    • 78

    Chance Rain Showers

    • 51
    • 78

    Chance Rain Showers

Today 15 Sep Wasatch Mountains I-80 North

Partly cloudy with scattered rain Showers and isolated Thunderstorms in the Morning, then sunny with isolated Showers and Thunderstorms in the afternoon. Highs in the mid 60s. Chance of precipitation 30 percent.

Tonight 15 Sep Wasatch Mountains I-80 North

Partly cloudy. A chance of rain Showers and a slight chance of Thunderstorms after midnight. Lows around 40. Chance of precipitation 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mountain Dell Reservoir Temperature Statistics

September Temperature

Salt Lake City, Salt Lake City International Airport (13 miles)

  • Lowest 13 September, 2025

    54 °F

  • Average September

    75.8 °F

  • Highest 2 September, 2025

    93.9 °F

Climate (2020–Present)

Salt Lake City, Salt Lake City International Airport (13 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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