Rocky Reef Reservoir Weather Forecast

    • 29
    • 51

    Breezy

    • 24
    • 50

    Mostly Sunny

    • 42
    • 58

    Mostly Cloudy

    • 44
    • 66

    Mostly Cloudy

    • 33
    • 61

    Partly Sunny

    • 38
    • 57

    Mostly Cloudy

    • 43
    • 64

    Mostly Cloudy

Today 7 Nov Cascade County below 5000ft

Very windy. Mostly cloudy with a 20 percent chance of rain late in the Morning, then sunny in the afternoon. Near steady temperature in the upper 40s. West Winds 25 to 40 Mph.

Tonight 7 Nov Cascade County below 5000ft

Windy, Colder. Partly cloudy. Lows 25 to 30. West Winds 20 to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rocky Reef Reservoir Temperature Statistics

November Temperature

Great Falls, Great Falls International Airport (18.6 miles)

  • Lowest 4 November, 2025

    30 °F

  • Average November

    44.7 °F

  • Highest 1 November, 2025

    72 °F

Climate (2020–Present)

Great Falls, Great Falls International Airport (18.6 miles)

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  • Average Low 2020–2025

    34.1 °F

  • Average 2020–2025

    46.5 °F

  • Average High 2020–2025

    58.5 °F
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