Helena Weather Forecast

    • 42
    • 66

    Mostly Sunny

    • 43
    • 67

    Mostly Sunny

    • 48
    • 70

    Partly Sunny

    • 49
    • 71

    Partly Sunny

    • 52
    • 69

    Partly Sunny

    • 52
    • 70

    Partly Sunny

Today 19 Oct Iowa

Sunny in the morning then becoming partly sunny. Highs in the mid 60s. South Winds up to 5 Mph.

Tonight 19 Oct Iowa

Mostly cloudy in the evening then clearing. Lows around 40. Southeast Winds up to 5 Mph.

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Helena Temperature Statistics

October Temperature

Lone Rock Tri-County Regional Airport (8.7 miles)

  • Lowest 16 October, 2026

    36 °F

  • Average October

    59.2 °F

  • Highest 12 October, 2026

    86.6 °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

    60.4 °F
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