Northwest Park Weather Forecast

    • 50
    • 73

    Rain Likely

    • 41
    • 71

    Chance Rain

    • 48
    • 80

    Mostly Sunny

    • 43
    • 73

    Chance Rain

    • 40
    • 63

    Chance Rain Showers

    • 47
    • 74

    Partly Sunny

    • 48
    • 76

    Chance Thunderstorms

Today 3 Jun Helena Valley

Mostly cloudy. Chance of rain in the evening. Slight chance of Thunderstorms through the night. Chance of rain Showers after midnight. Lows around 50. North Winds 5 to 10 Mph shifting to the west after midnight. Chance of precipitation 50 percent.

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  • Temperature Forecast NOAA

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Northwest Park Temperature Statistics

June Temperature

Helena Regional Airport (2.5 miles)

  • Lowest 1 June, 2026

    41 °F

  • Average June

    47.9 °F

  • Highest 1 June, 2026

    57 °F

Climate (2021–Present)

Helena Regional Airport (2.5 miles)

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  • Average Low 2021–2026

    36.5 °F

  • Average 2021–2026

    48.1 °F

  • Average High 2021–2026

    60.1 °F
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