Helena West Side Weather Forecast

    • 57
    • 89

    Mostly Sunny

    • 60
    • 93

    Mostly Sunny

    • 63
    • 100

    Hot

    • 65
    • 98

    Hot

    • 66
    • 95

    Partly Sunny

    • 64
    • 92

    Chance Thunderstorms

Today 9 Jul Helena Valley

Sunny. Highs in the upper 80s. West Winds up to 10 Mph.

Tonight 9 Jul Helena Valley

Clear. Lows in the mid 50s. West Winds up to 10 Mph.

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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

    66.7 °F

  • Highest 5 July, 2026

    88.6 °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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