Divide Weather Forecast

    • 39
    • 70

    Increasing Clouds

    • 39
    • 66

    Partly Sunny

    • 35
    • 57

    Partly Sunny

    • 37
    • 63

    Partly Sunny

    • 39
    • 64

    Partly Sunny

    • 43
    • 71

    Mostly Sunny

Today 12 Sep Butte/Blackfoot Region

Mostly cloudy. Patchy fog in the morning. Highs in the 60s.

Tonight 12 Sep Butte/Blackfoot Region

Mostly cloudy. Lows in the mid 30s to lower 40s.

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  • Temperature Forecast NOAA

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Divide Temperature Statistics

September Temperature

Butte, Bert Mooney Airport (13.7 miles)

  • Lowest 9 September, 2026

    32 °F

  • Average September

    56.3 °F

  • Highest 1 September, 2026

    79.6 °F

Climate (2021–2026)

Butte, Bert Mooney Airport (13.7 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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