Porcupine Weather Forecast

    • 58
    • 79

    Chance Thunderstorms

    • 55
    • 70

    Rain Showers Likely

    • 54
    • 62

    Rain Showers Likely

    • 52
    • 67

    Chance Rain Showers

    • 53
    • 73

    Partly Sunny

    • 56
    • 78

    Partly Sunny

Today 16 Sep Sioux

Patchy fog in the morning. Sunny. Highs in the upper 70s. North Winds around 10 Mph.

Tonight 16 Sep Sioux

Mostly cloudy with a chance of Showers. A chance of Thunderstorms in the Evening, then a slight chance of Thunderstorms after midnight. Lows in the upper 50s. North Winds around 5 Mph. Chance of rain 40 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Porcupine Temperature Statistics

September Temperature

MANDAN (39.1 miles)

  • Lowest 6 September, 2025

    35.6 °F

  • Average September

    63.1 °F

  • Highest 12 September, 2025

    89.6 °F

Climate (2020–Present)

MANDAN (39.1 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    32.6 °F

  • Average 2020–2025

    43.2 °F

  • Average High 2020–2025

    53.9 °F
Get WillyWeather+ to remove ads