East Helena Weather Forecast

    • 57
    • 86

    Patchy Smoke

    • 60
    • 86

    Patchy Smoke

    • 60
    • 90

    Chance Thunderstorms

    • 60
    • 91

    Slight Chance Thunderstorms

    • 61
    • 94

    Slight Chance Thunderstorms

    • 59
    • 95

    Mostly Sunny

    • 58
    • 93

    Mostly Sunny

Today 20 Jul Helena Valley

Partly sunny. Patchy smoke. Highs in the mid 80s. North Winds 5 to 10 Mph.

Tonight 20 Jul Helena Valley

Mostly cloudy until early morning then clearing. Patchy smoke. Lows in the upper 50s. Northwest Winds up to 15 Mph.

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East Helena Temperature Statistics

July Temperature

Helena Regional Airport (3.1 miles)

  • Lowest 2 July, 2026

    47.6 °F

  • Average July

    72 °F

  • Highest 11 July, 2026

    101.6 °F

Climate (2021–2026)

Helena Regional Airport (3.1 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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