Porcupine Reservoir Weather Forecast

    • 59
    • 77

    Rain Showers

    • 56
    • 72

    Rain Showers

    • 55
    • 75

    Rain Showers Likely

    • 55
    • 77

    Chance Rain Showers

    • 56
    • 81

    Slight Chance Thunderstorms

    • 58
    • 82

    Slight Chance Thunderstorms

Today 26 Aug Wasatch Mountains I-80 North

Mostly cloudy. Rain Showers likely and a slight chance of Thunderstorms in the Morning, then rain Showers and a chance of Thunderstorms in the afternoon. Highs around 70. Chance of precipitation 90 percent.

Tonight 26 Aug Wasatch Mountains I-80 North

Rain Showers and a chance of Thunderstorms. Lows around 50. Chance of precipitation 80 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Porcupine Reservoir Temperature Statistics

August Temperature

BRIGHAM CITY AIRPORT (16.2 miles)

  • Lowest 9 August, 2025

    48.2 °F

  • Average August

    77.5 °F

  • Highest 13 August, 2025

    98.6 °F

Climate (2020–Present)

BRIGHAM CITY AIRPORT (16.2 miles)

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  • Average Low 2020–2025

    40.5 °F

  • Average 2020–2025

    52.2 °F

  • Average High 2020–2025

    63.6 °F
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