Mount Helena Park Weather Forecast

    • 45
    • 74

    Decreasing Clouds

    • 48
    • 79

    Partly Sunny

    • 33
    • 67

    Rain Showers

    • 27
    • 42

    Chance Snow

    • 24
    • 42

    Chance Snow

    • 25
    • 44

    Slight Chance Snow

Today 20 Apr Upper Blackfoot and MacDonald Pass

Sunny. Highs 62 to 70. West Winds up to 10 Mph with Gusts to around 25 Mph.

Tonight 20 Apr Upper Blackfoot and MacDonald Pass

Partly cloudy. Lows in the mid 40s. West Winds up to 10 Mph. Gusts up to 25 Mph in the evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mount Helena Park Temperature Statistics

April Temperature

Helena Regional Airport (3.1 miles)

  • Lowest 8 April, 2026

    27.6 °F

  • Average April

    46.2 °F

  • Highest 7 April, 2026

    69.7 °F

Climate (2021–Present)

Helena Regional Airport (3.1 miles)

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  • Average Low 2021–2026

    36.5 °F

  • Average 2021–2026

    48.1 °F

  • Average High 2021–2026

    60 °F
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