Helena Weather Forecast

    • 33
    • 41

    Rain/Snow Likely

    • 15
    • 41

    Blizzard

    • 0
    • 21

    Chance Snow

    • 17
    • 25

    Snow Likely

    • 30
    • 45

    Partly Sunny

    • 33
    • 53

    Partly Sunny

    • 35
    • 55

    Mostly Cloudy

Today 14 Mar Iowa

Mostly cloudy. Southeast Winds 10 to 15 Mph.

Tonight 14 Mar Iowa

Cloudy. Chance of light Snow, possibly mixed with rain and through around Midnight, then light rain likely and slight chance of Thunderstorms after midnight. Little snow accumulation. Lows in the lower 30s. East Winds 10 to 20 Mph with Gusts to around 35 Mph. Chance of precipitation 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Helena Temperature Statistics

March Temperature

Lone Rock Tri-County Regional Airport (8.7 miles)

  • Lowest 1 March, 2026

    -6.4 °F

  • Average March

    39.6 °F

  • Highest 9 March, 2026

    70 °F

Climate (2021–Present)

Lone Rock Tri-County Regional Airport (8.7 miles)

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  • Average Low 2021–2026

    38.7 °F

  • Average 2021–2026

    49.4 °F

  • Average High 2021–2026

    60.2 °F
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