Arrastra Mountain Weather Forecast

    • 33
    • 44

    Chance Rain/Snow

    • 32
    • 36

    Chance Rain/Snow

    • 36
    • 51

    Mostly Sunny

    • 41
    • 57

    Partly Sunny

    • 38
    • 51

    Chance Rain Showers

    • 40
    • 54

    Partly Sunny

Today 9 Jun Butte/Blackfoot Region

A chance of rain in the Morning, then rain Showers likely and a chance of Thunderstorms in the afternoon. Chance of precipitation 70 percent. Highs in the mid 50s to lower 60s. West Winds 15 to 25 Mph with Gusts to around 35 Mph.

Tonight 9 Jun Butte/Blackfoot Region

Mostly cloudy with a chance of rain in the Evening, then partly cloudy with a slight chance of rain and snow after midnight. Chance of precipitation 50 percent. Lows in the 30s. West Winds 15 to 25 Mph with Gusts to around 40 Mph.

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Arrastra Mountain Temperature Statistics

June Temperature

Helena Regional Airport (51 miles)

  • Lowest 1 June, 2026

    41.6 °F

  • Average June

    58.5 °F

  • Highest 5 June, 2026

    80.7 °F

Climate (2021–Present)

Helena Regional Airport (51 miles)

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  • Average Low 2021–2026

    36.5 °F

  • Average 2021–2026

    48.1 °F

  • Average High 2021–2026

    60.1 °F
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