Helena Weather Forecast

    • 56
    • 68

    Chance Rain Showers

    • 55
    • 81

    Mostly Sunny

    • 61
    • 81

    Mostly Sunny

    • 56
    • 80

    Partly Sunny

    • 47
    • 68

    Partly Sunny

    • 48
    • 66

    Chance Rain Showers

    • 47
    • 67

    Chance Rain Showers

Today 9 Oct Iowa

Partly sunny with a 30 percent chance of light rain Showers. Highs in the upper 50s.

Tonight 9 Oct Iowa

Mostly clear. Lows in the upper 50s. Southeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Helena Temperature Statistics

October Temperature

Lone Rock Tri-County Regional Airport (8.7 miles)

  • Lowest 5 October, 2026

    37.9 °F

  • Average October

    56.5 °F

  • Highest 6 October, 2026

    75.9 °F

Climate (2021–2026)

Lone Rock Tri-County Regional Airport (8.7 miles)

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  • Average Low 2021–2026

    38.6 °F

  • Average 2021–2026

    49.6 °F

  • Average High 2021–2026

    60.3 °F
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