Eureka Lake Weather Forecast

    • 15
    • 33

    Blowing Snow

    • 6
    • 23

    Mostly Cloudy

    • 9
    • 23

    Mostly Cloudy

    • 13
    • 21

    Mostly Cloudy

    • 15
    • 28

    Mostly Cloudy

    • 15
    • 33

    Partly Sunny

Today 30 Dec McPherson

Partly sunny. Patchy blowing snow. Not as cold with Highs in the lower 30s. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 30 Dec McPherson

Mostly cloudy. Lows around 14. Northwest Winds 15 to 20 Mph.

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Eureka Lake Temperature Statistics

December Temperature

Mobridge, Mobridge Municipal Airport (39.8 miles)

  • Lowest 13 December, 2025

    -9 °F

  • Average December

    22.3 °F

  • Highest 16 December, 2025

    48 °F

Climate (2020–Present)

Mobridge, Mobridge Municipal Airport (39.8 miles)

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  • Average Low 2020–2025

    36.1 °F

  • Average 2020–2025

    47.9 °F

  • Average High 2020–2025

    59.9 °F
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