Helena Weather Forecast

    • 65
    • 86

    Increasing Clouds

    • 68
    • 87

    Mostly Cloudy

    • 64
    • 83

    Rain Showers Likely

    • 62
    • 82

    Chance Rain Showers

    • 64
    • 85

    Partly Sunny

    • 67
    • 88

    Mostly Sunny

Today 7 Jul Iowa

Sunny. Patchy fog in the morning. Highs in the mid 80s. West Winds up to 5 Mph.

Tonight 7 Jul Iowa

Mostly clear. Patchy fog early in the morning. Lows around 60. Calm Winds.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Helena Temperature Statistics

July Temperature

Lone Rock Tri-County Regional Airport (8.7 miles)

  • Lowest 4 July, 2026

    66 °F

  • Average July

    77 °F

  • Highest 1 July, 2026

    92.6 °F

Climate (2021–2026)

Lone Rock Tri-County Regional Airport (8.7 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    38.5 °F

  • Average 2021–2026

    49.4 °F

  • Average High 2021–2026

    60.3 °F
Get WillyWeather+ to remove ads