Pishkun Reservoir Weather Forecast

    • 51
    • 76

    Chance Rain Showers

    • 50
    • 63

    Chance Rain Showers

    • 46
    • 68

    Chance Rain Showers

    • 49
    • 77

    Mostly Sunny

    • 46
    • 74

    Partly Sunny

    • 45
    • 68

    Partly Sunny

Today 14 Sep Southern High Plains

Sunny in the morning then becoming partly cloudy. Highs 75 to 80. West Winds up to 10 Mph.

Tonight 14 Sep Southern High Plains

Mostly cloudy with a 50 percent chance of rain Showers. Lows around 50. West Winds 5 to 15 Mph.

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  • Temperature Real-Time

Pishkun Reservoir Temperature Statistics

September Temperature

Great Falls, Great Falls International Airport (52.8 miles)

  • Lowest 5 September, 2025

    39.9 °F

  • Average September

    65.8 °F

  • Highest 1 September, 2025

    90 °F

Climate (2020–Present)

Great Falls, Great Falls International Airport (52.8 miles)

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  • Average Low 2020–2025

    34 °F

  • Average 2020–2025

    46.4 °F

  • Average High 2020–2025

    58.3 °F
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