Lake Chesley Weather Forecast

    • 51
    • 62

    Rain Showers

    • 49
    • 67

    Slight Chance Rain Showers

    • 54
    • 74

    Partly Sunny

    • 55
    • 81

    Partly Sunny

    • 51
    • 75

    Mostly Sunny

    • 50
    • 77

    Mostly Sunny

Today 18 Sep Hughes

Showers with a slight chance of Thunderstorms early this Morning, then Showers likely with a chance of Thunderstorms this afternoon. Patchy fog. Near steady temperature around 60. North Winds 10 to 15 Mph, becoming around 15 Mph this afternoon. Chance of rain near 100 percent.

Tonight 18 Sep Hughes

Mostly cloudy with a 20 percent chance of Thunderstorms. Patchy fog. Lows in the lower 50s. Northwest Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Chesley Temperature Statistics

September Temperature

Pierre, Pierre Regional Airport (11.8 miles)

  • Lowest 6 September, 2025

    39 °F

  • Average September

    66.3 °F

  • Highest 12 September, 2025

    90 °F

Climate (2020–Present)

Pierre, Pierre Regional Airport (11.8 miles)

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  • Average Low 2020–2025

    36.8 °F

  • Average 2020–2025

    48.7 °F

  • Average High 2020–2025

    61.2 °F
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