Powder Mountain Weather Forecast

    • 43
    • 60

    Rain Showers

    • 40
    • 53

    Thunderstorms

    • 42
    • 58

    Mostly Sunny

    • 46
    • 63

    Partly Sunny

    • 45
    • 63

    Slight Chance Thunderstorms

    • 46
    • 65

    Mostly Sunny

Today 18 Sep Wasatch Mountains I-80 North

Rain Showers and isolated Thunderstorms in the Morning, then rain Showers and scattered Thunderstorms in the afternoon. Highs in the lower 60s. Chance of precipitation 90 percent.

Tonight 18 Sep Wasatch Mountains I-80 North

Numerous rain Showers and scattered Thunderstorms in the Evening, then scattered rain Showers and isolated Thunderstorms after midnight. Mostly cloudy. Lows around 40. Chance of precipitation 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Powder Mountain Temperature Statistics

September Temperature

BRIGHAM CITY AIRPORT (16.2 miles)

  • Lowest 10 September, 2026

    46.4 °F
  • Average September

    71 °F
  • Highest 4 September, 2026

    87.8 °F

Climate (2021–2026)

BRIGHAM CITY AIRPORT (16.2 miles)

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  • Average Low 2021–2026

    41.3 °F
  • Average 2021–2026

    52.9 °F
  • Average High 2021–2026

    64.3 °F
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