Helena West Side Weather Forecast

    • 62
    • 92

    Chance Thunderstorms

    • 62
    • 95

    Rain Showers Likely

    • 62
    • 96

    Chance Thunderstorms

    • 61
    • 94

    Partly Sunny

    • 61
    • 89

    Chance Rain Showers

    • 61
    • 85

    Chance Rain Showers

Today 16 Jul Helena Valley

Sunny. A 40 percent chance of Thunderstorms in the afternoon. Highs in the lower 90s. North Winds up to 5 Mph shifting to the east in the afternoon.

Tonight 16 Jul Helena Valley

Mostly cloudy with a 20 percent chance of Thunderstorms in the Evening, then partly cloudy after midnight. Lows around 60. Northeast Winds up to 10 Mph shifting to the south after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Helena West Side Temperature Statistics

July Temperature

Helena Regional Airport (5.6 miles)

  • Lowest 2 July, 2026

    47.6 °F

  • Average July

    70.9 °F

  • Highest 11 July, 2026

    101.6 °F

Climate (2021–2026)

Helena Regional Airport (5.6 miles)

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  • Average Low 2021–2026

    36.4 °F

  • Average 2021–2026

    48 °F

  • Average High 2021–2026

    59.9 °F
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