Helena Weather Forecast

    • 52
    • 86

    Increasing Clouds

    • 45
    • 74

    Rain Showers Likely

    • 45
    • 61

    Rain Showers Likely

    • 44
    • 64

    Chance Rain Showers

    • 43
    • 68

    Partly Sunny

    • 42
    • 68

    Mostly Sunny

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Helena Temperature Statistics

September Temperature

Helena Regional Airport (1.9 miles)

  • Lowest 10 September, 2022

    37.9 °F

  • Average September

    63.8 °F

  • Highest 7 September, 2022

    100 °F

Climate (2010–Present)

Helena Regional Airport (1.9 miles)

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  • Average Low 2010–Present

    36.6 °F

  • Average 2010–Present

    47.6 °F

  • Average High 2010–Present

    59.2 °F
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