Arrastra Mountain Weather Forecast

    • 30
    • 41

    Rain/Snow

    • 29
    • 33

    Chance Snow

    • 24
    • 33

    Snow Likely

    • 26
    • 33

    Mostly Cloudy

    • 26
    • 34

    Slight Chance Snow

    • 29
    • 36

    Chance Snow

Today 26 Oct Butte/Blackfoot Region

Mostly cloudy. A 20 percent chance of rain late in the afternoon. Highs in the mid 40s to lower 50s.

Tonight 26 Oct Butte/Blackfoot Region

Mostly cloudy with a 50 percent chance of rain and snow. Lows in the mid 20s to lower 30s. Southwest Winds to 15 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Arrastra Mountain Temperature Statistics

October Temperature

Helena Regional Airport (51 miles)

  • Lowest 24 October, 2026

    23 °F

  • Average October

    49.5 °F

  • Highest 9 October, 2026

    82.7 °F

Climate (2021–2026)

Helena Regional Airport (51 miles)

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

  • Average Low 2021–2026

    36.3 °F

  • Average 2021–2026

    47.9 °F

  • Average High 2021–2026

    59.9 °F
Get WillyWeather+ to remove ads