Jack Mountain Weather Forecast

    • 14
    • 27

    Decreasing Clouds

    • 27
    • 41

    Mostly Sunny

    • 23
    • 41

    Chance Snow

    • 24
    • 40

    Slight Chance Snow

    • 32
    • 50

    Partly Sunny

    • 34
    • 55

    Chance Rain

Today 19 Apr Elkhorn and Boulder Mountains

Partly cloudy. Highs 30 to 40. Northeast Winds 5 to 15 Mph.

Tonight 19 Apr Elkhorn and Boulder Mountains

Mostly clear. Lows 15 to 20. Northeast Winds 5 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Jack Mountain Temperature Statistics

April Temperature

Helena Regional Airport (23 miles)

  • Lowest 1 April, 2024

    23.8 °F

  • Average April

    48.6 °F

  • Highest 12 April, 2024

    78.7 °F

Climate (2019–Present)

Helena Regional Airport (23 miles)

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  • Average Low 2019–2024

    35.9 °F

  • Average 2019–2024

    46.9 °F

  • Average High 2019–2024

    58.4 °F
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