Deadwood Weather Forecast

    • 65
    • 92

    Partly Sunny

    • 66
    • 89

    Chance Thunderstorms

    • 54
    • 86

    Partly Sunny

    • 48
    • 75

    Mostly Sunny

    • 53
    • 77

    Mostly Sunny

    • 55
    • 82

    Partly Sunny

Today 5 Sep Northern Black Hills

Mostly sunny in the Morning, then partly cloudy with a slight chance of Showers and Thunderstorms in the afternoon. Highs in the upper 80s. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 5 Sep Northern Black Hills

Partly cloudy in the Evening, then clearing. Lows in the upper 50s. Southwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Deadwood Temperature Statistics

September Temperature

Spearfish / Clyde Ice (7.5 miles)

  • Lowest 1 September, 2026

    53.6 °F

  • Average September

    72.2 °F

  • Highest 2 September, 2026

    93.2 °F

Climate (2021–2026)

Spearfish / Clyde Ice (7.5 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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