Tupper Lake Weather Forecast

    • 36
    • 62

    Decreasing Clouds

    • 41
    • 71

    Mostly Sunny

    • 48
    • 75

    Partly Sunny

    • 49
    • 76

    Mostly Sunny

    • 43
    • 69

    Mostly Sunny

    • 43
    • 72

    Partly Sunny

Today 13 Jun Butte/Blackfoot Region

Mostly cloudy. Highs in the mid 50s to lower 60s. Northeast Winds to 15 Mph.

Tonight 13 Jun Butte/Blackfoot Region

Partly cloudy in the evening then becoming mostly cloudy. Lows in the 30s. Northeast Winds to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Tupper Lake Temperature Statistics

June Temperature

Helena Regional Airport (52.2 miles)

  • Lowest 8 June, 2026

    34.6 °F

  • Average June

    57 °F

  • Highest 5 June, 2026

    80.7 °F

Climate (2021–Present)

Helena Regional Airport (52.2 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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