Martin Lake Weather Forecast

    • 31
    • 60

    Chance Rain

    • 30
    • 40

    Mostly Cloudy

    • 34
    • 45

    Chance Rain/Snow

    • 32
    • 45

    Partly Sunny

    • 35
    • 47

    Partly Sunny

    • 35
    • 47

    Partly Sunny

    • 34
    • 47

    Partly Sunny

Today 25 Sep Butte/Blackfoot Region

Mostly cloudy with a 30 percent chance of rain. Highs in the 50s.

Tonight 25 Sep Butte/Blackfoot Region

Mostly cloudy in the evening then clearing. A 20 percent chance of rain. Lows in the 30s. West Winds 15 to 20 Mph. Gusts up to 50 Mph decreasing to 30 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Martin Lake Temperature Statistics

September Temperature

Butte, Bert Mooney Airport (36 miles)

  • Lowest 15 September, 2026

    27.6 °F

  • Average September

    55.3 °F

  • Highest 1 September, 2026

    79.6 °F

Climate (2021–2026)

Butte, Bert Mooney Airport (36 miles)

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  • Average Low 2021–2026

    28.5 °F

  • Average 2021–2026

    42.3 °F

  • Average High 2021–2026

    55.7 °F
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