Porcupine Weather Forecast

    • 64
    • 87

    Chance Thunderstorms

    • 60
    • 79

    Chance Thunderstorms

    • 64
    • 83

    Chance Thunderstorms

    • 63
    • 88

    Chance Thunderstorms

    • 66
    • 92

    Chance Thunderstorms

    • 65
    • 92

    Chance Thunderstorms

    • 63
    • 88

    Chance Thunderstorms

Today 22 Jul Sioux

Mostly sunny with a chance of Showers and Thunderstorms. Highs in the upper 80s. East Winds 10 to 15 Mph. Chance of rain 30 percent.

Tonight 22 Jul Sioux

Mostly cloudy. A chance of Showers and Thunderstorms in the Evening, then Showers likely and a chance of Thunderstorms after midnight. Some Thunderstorms may be severe after midnight. Lows in the mid 60s. North Winds 10 to 15 Mph. Chance of rain 60 percent.

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Porcupine Temperature Statistics

July Temperature

MANDAN (39.1 miles)

  • Lowest 17 July, 2025

    44.6 °F

  • Average July

    69.6 °F

  • Highest 9 July, 2025

    96.8 °F

Climate (2020–Present)

MANDAN (39.1 miles)

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  • Average Low 2020–2025

    32.5 °F

  • Average 2020–2025

    43.2 °F

  • Average High 2020–2025

    54 °F
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