Belle Fourche Weather Forecast

    • 21
    • 33

    Windy

    • 23
    • 55

    Snow

    • 23
    • 40

    Partly Sunny

    • 29
    • 44

    Mostly Cloudy

    • 26
    • 56

    Mostly Cloudy

    • 29
    • 48

    Mostly Cloudy

Today 18 Dec Butte

Partly cloudy in the Morning, then clearing. Strong Winds and much cooler with Highs in the upper 20s. Northwest Winds 35 to 50 Mph with Gusts up to 75 Mph, becoming west 20 to 30 Mph with Gusts up to 55 Mph in the afternoon. Wind chill Values around 15 below in the morning.

Tonight 18 Dec Butte

Partly cloudy with a 20 percent chance of snow. Strong Winds with Lows 10 to 15. West Winds 45 to 60 Mph with Gusts up to 85 Mph. Wind chill Values around 15 below.

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Belle Fourche Temperature Statistics

December Temperature

Spearfish / Clyde Ice (13 miles)

  • Lowest 13 December, 2025

    5 °F

  • Average December

    32.3 °F

  • Highest 14 December, 2025

    60.8 °F

Climate (2020–Present)

Spearfish / Clyde Ice (13 miles)

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  • Average Low 2020–2025

    36.2 °F

  • Average 2020–2025

    47.5 °F

  • Average High 2020–2025

    58.3 °F
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