Helena West Side Weather Forecast

    • 61
    • 96

    Increasing Clouds

    • 62
    • 97

    Patchy Smoke

    • 60
    • 104

    Hot

    • 51
    • 85

    Sunny

    • 51
    • 79

    Mostly Sunny

    • 54
    • 85

    Mostly Sunny

Today 30 Jul Helena Valley

Sunny. Patchy smoke. Highs in the lower 90s. East Winds up to 5 Mph shifting to the north in the afternoon.

Tonight 30 Jul Helena Valley

Partly cloudy with chance of rain Showers and slight chance of Thunderstorms. Patchy smoke after midnight. Patchy smoke. Highs in the lower 90s. Lows in the mid 50s. Southwest Winds up to 10 Mph. Chance of precipitation 30 percent.

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Helena West Side Temperature Statistics

July Temperature

Helena Regional Airport (5.6 miles)

  • Lowest 2 July, 2026

    47.6 °F

  • Average July

    73.8 °F

  • Highest 25 July, 2026

    102.7 °F

Climate (2021–2026)

Helena Regional Airport (5.6 miles)

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  • Average Low 2021–2026

    36.4 °F

  • Average 2021–2026

    47.9 °F

  • Average High 2021–2026

    59.9 °F
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