Tupper Lake Weather Forecast

    • 25
    • 45

    Decreasing Clouds

    • 24
    • 43

    Mostly Cloudy

    • 30
    • 51

    Rain/Snow Likely

    • 27
    • 42

    Rain/Snow Likely

    • 25
    • 43

    Slight Chance Rain/Snow

    • 24
    • 43

    Chance Rain/Snow

    • 22
    • 42

    Slight Chance Snow

Today 24 Oct Butte/Blackfoot Region

Mostly cloudy. A 20 percent chance of snow in the morning. Highs in the upper 30s to mid 40s.

Tonight 24 Oct Butte/Blackfoot Region

Partly cloudy. Areas of fog after midnight. Lows in the 20s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Tupper Lake Temperature Statistics

October Temperature

Helena Regional Airport (52.2 miles)

  • Lowest 13 October, 2026

    25.6 °F

  • Average October

    50.6 °F

  • Highest 9 October, 2026

    82.7 °F

Climate (2021–2026)

Helena Regional Airport (52.2 miles)

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  • Average Low 2021–2026

    36.3 °F

  • Average 2021–2026

    48 °F

  • Average High 2021–2026

    59.9 °F
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