Willow Creek Bay Weather Forecast

    • 40
    • 68

    Sunny

    • 56
    • 76

    Partly Sunny

    • 58
    • 85

    Mostly Sunny

    • 59
    • 84

    Mostly Sunny

    • 63
    • 84

    Chance Rain Showers

    • 63
    • 84

    Chance Rain Showers

    • 60
    • 84

    Chance Rain Showers

Today 6 Sep Dewey

Sunny. Near steady temperature in the lower 60s. North Winds 5 to 10 Mph.

Tonight 6 Sep Dewey

Clear. Lows in the upper 30s. Northeast Winds around 5 Mph, becoming southeast after midnight.

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Willow Creek Bay Temperature Statistics

September Temperature

Pierre, Pierre Regional Airport (35.4 miles)

  • Lowest 4 September, 2025

    46 °F

  • Average September

    64.7 °F

  • Highest 2 September, 2025

    84 °F

Climate (2020–Present)

Pierre, Pierre Regional Airport (35.4 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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