Lower Brule Park Weather Forecast

    • 14
    • 31

    Chance Wintry Mix

    • 4
    • 19

    Snow

    • -8
    • 8

    Snow Likely

    • 19
    • 27

    Partly Sunny

    • 24
    • 37

    Partly Sunny

    • 27
    • 44

    Mostly Cloudy

Today 11 Dec Lyman

Mostly cloudy with a slight chance of rain and freezing rain. Near steady temperature around 30. North Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of precipitation 20 percent.

Tonight 11 Dec Lyman

Cloudy. A slight chance of freezing rain in the evening. Brisk with Lows around 15. North Winds 10 to 15 Mph with Gusts up to 25 Mph, becoming northwest 15 to 25 Mph with Gusts up to 35 Mph after midnight. Chance of precipitation 20 percent.

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Lower Brule Park Temperature Statistics

December Temperature

Chamberlain, Chamberlain Municipal Airport (23.6 miles)

  • Lowest 2 December, 2025

    5 °F

  • Average December

    25.1 °F

  • Highest 9 December, 2025

    52.9 °F

Climate (2020–Present)

Chamberlain, Chamberlain Municipal Airport (23.6 miles)

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  • Average Low 2020–2025

    36.4 °F

  • Average 2020–2025

    47.6 °F

  • Average High 2020–2025

    59.3 °F
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