Belle Fourche Weather Forecast

    • 53
    • 76

    Rain Showers

    • 52
    • 75

    Rain Showers

    • 49
    • 69

    Rain Showers

    • 47
    • 64

    Rain Showers

    • 46
    • 70

    Chance Rain Showers

    • 49
    • 77

    Mostly Sunny

Today 17 Sep Butte

Mostly cloudy. Patchy fog in the morning. A chance of Showers in the afternoon. Highs in the mid 70s. East Winds 10 to 20 Mph. Gusts up to 25 Mph, increasing to 35 Mph in the afternoon. Chance of rain 50 percent.

Tonight 17 Sep Butte

Cloudy with Showers. Breezy with Lows in the mid 50s. Southeast Winds 20 to 30 Mph, becoming east 10 to 20 Mph after midnight. Chance of rain 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Belle Fourche Temperature Statistics

September Temperature

Spearfish / Clyde Ice (13 miles)

  • Lowest 13 September, 2026

    42.8 °F

  • Average September

    70.7 °F

  • Highest 4 September, 2026

    96.8 °F

Climate (2021–2026)

Spearfish / Clyde Ice (13 miles)

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  • Average Low 2021–2026

    36.7 °F

  • Average 2021–2026

    48.2 °F

  • Average High 2021–2026

    59.1 °F
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