Helena Weather Forecast

    • 63
    • 82

    Slight Chance Thunderstorms

    • 58
    • 81

    Rain Showers

    • 54
    • 72

    Partly Sunny

    • 58
    • 77

    Mostly Sunny

    • 62
    • 80

    Chance Thunderstorms

    • 64
    • 85

    Chance Rain Showers

    • 62
    • 82

    Slight Chance Thunderstorms

Today 12 Jun Andrew

Sunny. Near steady temperature in the lower 80s. South Winds around 5 Mph.

Tonight 12 Jun Andrew

Mostly clear this Evening, then becoming partly cloudy. Lows in the mid 60s. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Helena Temperature Statistics

June Temperature

St. Joseph, Rosecrans Memorial Airport (16.8 miles)

  • Lowest 3 June, 2026

    64.7 °F

  • Average June

    78.8 °F

  • Highest 1 June, 2026

    90.6 °F

Climate (2021–Present)

St. Joseph, Rosecrans Memorial Airport (16.8 miles)

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  • Average Low 2021–2026

    44 °F

  • Average 2021–2026

    55.8 °F

  • Average High 2021–2026

    67.5 °F
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