Middle Creek Lake Weather Forecast

    • 27
    • 51

    Decreasing Clouds

    • 41
    • 46

    Chance Rain

    • 33
    • 47

    Snow Likely

    • 31
    • 40

    Chance Snow

    • 31
    • 46

    Partly Sunny

    • 37
    • 46

    Partly Sunny

Today 17 Oct Big Belt

Breezy. Not as cool. Partly cloudy late in the morning then becoming mostly cloudy. Highs 45 to 55. Southwest Winds 10 to 15 Mph shifting to the west 15 to 25 Mph in the afternoon. Gusts up to 40 Mph.

Tonight 17 Oct Big Belt

Breezy, Colder. Mostly cloudy with a 50 percent chance of rain Showers and snow Showers. Lows 25 to 30. Northwest Winds 15 to 25 Mph shifting to the west 10 to 15 Mph after midnight. Gusts up to 45 Mph.

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Middle Creek Lake Temperature Statistics

October Temperature

Helena Regional Airport (26.7 miles)

  • Lowest 6 October, 2025

    24.1 °F

  • Average October

    46.8 °F

  • Highest 10 October, 2025

    75.9 °F

Climate (2020–Present)

Helena Regional Airport (26.7 miles)

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  • Average Low 2020–2025

    36.1 °F

  • Average 2020–2025

    47.5 °F

  • Average High 2020–2025

    59.3 °F
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