Mount Ascension Park Weather Forecast

    • 38
    • 65

    Decreasing Clouds

    • 34
    • 55

    Rain Showers

    • 29
    • 41

    Snow Likely

    • 28
    • 41

    Chance Snow

    • 30
    • 48

    Chance Rain/Snow

    • 29
    • 43

    Chance Snow

    • 28
    • 46

    Mostly Cloudy

Today 27 Mar Upper Blackfoot and MacDonald Pass

Partly cloudy early in the morning then becoming mostly cloudy. Highs 55 to 65. Southwest Winds 5 to 15 Mph. Gusts up to 30 Mph in the afternoon.

Tonight 27 Mar Upper Blackfoot and MacDonald Pass

Colder. Partly cloudy with slight chance of rain and snow in the Evening, then mostly cloudy with chance of rain and snow after midnight. Lows 30 to 35. Southwest Winds 5 to 10 Mph. Chance of precipitation 50 percent.

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Mount Ascension Park Temperature Statistics

March Temperature

Helena Regional Airport (3.1 miles)

  • Lowest 7 March, 2025

    21.8 °F

  • Average March

    41.7 °F

  • Highest 25 March, 2025

    69.1 °F

Climate (2020–Present)

Helena Regional Airport (3.1 miles)

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  • Average Low 2020–2025

    36 °F

  • Average 2020–2025

    47.4 °F

  • Average High 2020–2025

    59.1 °F
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