Tupper Lake Weather Forecast

    • 57
    • 88

    Increasing Clouds

    • 59
    • 89

    Mostly Cloudy

    • 60
    • 89

    Partly Sunny

    • 58
    • 85

    Chance Rain Showers

    • 56
    • 85

    Chance Rain Showers

    • 56
    • 85

    Chance Rain Showers

Today 11 Jul Butte/Blackfoot Region

Sunny. Highs in the mid 80s to lower 90s. South Winds to 15 Mph shifting to the west 15 to 20 Mph with Gusts to around 35 Mph in the afternoon.

Tonight 11 Jul Butte/Blackfoot Region

Partly cloudy. Lows in the upper 40s to mid 50s. Southwest Winds 15 to 20 Mph with Gusts to around 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Tupper Lake Temperature Statistics

July Temperature

Helena Regional Airport (52.2 miles)

  • Lowest 2 July, 2026

    47.6 °F

  • Average July

    67.7 °F

  • Highest 5 July, 2026

    88.6 °F

Climate (2021–2026)

Helena Regional Airport (52.2 miles)

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  • Average Low 2021–2026

    36.4 °F

  • Average 2021–2026

    47.9 °F

  • Average High 2021–2026

    59.9 °F
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