Fort Pierre Weather Forecast

    • 62
    • 89

    Increasing Clouds

    • 64
    • 85

    Chance Thunderstorms

    • 66
    • 90

    Chance Thunderstorms

    • 67
    • 97

    Chance Thunderstorms

    • 66
    • 92

    Chance Thunderstorms

    • 65
    • 88

    Chance Thunderstorms

Today 18 Jul Stanley

Partly sunny. A slight chance of Thunderstorms late this morning. Breezy with Highs in the mid 80s. Southeast Winds 15 to 25 Mph, becoming north 15 to 20 Mph this afternoon. Chance of rain 20 percent.

Tonight 18 Jul Stanley

Mostly clear in the Evening, then becoming mostly cloudy. Lows in the lower 60s. Northeast Winds 10 to 15 Mph.

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Fort Pierre Temperature Statistics

July Temperature

Pierre, Pierre Regional Airport (4.3 miles)

  • Lowest 1 July, 2025

    52 °F

  • Average July

    75.5 °F

  • Highest 14 July, 2025

    104 °F

Climate (2020–Present)

Pierre, Pierre Regional Airport (4.3 miles)

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  • Average Low 2020–2025

    36.7 °F

  • Average 2020–2025

    48.6 °F

  • Average High 2020–2025

    61.2 °F
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