Helena West Side Weather Forecast

    • 58
    • 93

    Areas Smoke

    • 61
    • 97

    Areas Smoke

    • 60
    • 100

    Hot

    • 59
    • 94

    Mostly Sunny

    • 60
    • 93

    Mostly Sunny

    • 60
    • 93

    Mostly Sunny

Today 6 Aug Helena Valley

Sunny. Areas of smoke. Highs around 90. South Winds up to 5 Mph shifting to the northwest in the afternoon.

Tonight 6 Aug Helena Valley

Mostly clear. Areas of Smoke, then smoke early in the evening. Areas of smoke in the late evening and overnight. Highs around 90. Lows 48 to 55. West Winds up to 10 Mph with Gusts to around 25 Mph.

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Helena West Side Temperature Statistics

August Temperature

Helena Regional Airport (5.6 miles)

  • Lowest 3 August, 2026

    52 °F

  • Average August

    72.4 °F

  • Highest 1 August, 2026

    103.6 °F

Climate (2021–2026)

Helena Regional Airport (5.6 miles)

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  • Average Low 2021–2026

    36.4 °F

  • Average 2021–2026

    47.9 °F

  • Average High 2021–2026

    59.9 °F
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