Agar Weather Forecast

    • 25
    • 50

    Freezing Fog

    • 30
    • 44

    Freezing Fog

    • 7
    • 46

    Breezy

    • 1
    • 13

    Blustery

    • 13
    • 22

    Partly Sunny

    • 14
    • 40

    Mostly Cloudy

    • 6
    • 27

    Mostly Cloudy

Today 25 Dec Sully

Mostly cloudy. Near steady temperature in the lower 40s. Southwest Winds 5 to 10 Mph.

Tonight 25 Dec Sully

Mostly cloudy. Areas of dense freezing fog with patchy fog after midnight. Lows in the upper 20s. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

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Agar Temperature Statistics

December Temperature

Pierre, Pierre Regional Airport (32.9 miles)

  • Lowest 14 December, 2025

    -9.9 °F

  • Average December

    25.9 °F

  • Highest 17 December, 2025

    55 °F

Climate (2020–Present)

Pierre, Pierre Regional Airport (32.9 miles)

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  • Average Low 2020–2025

    37 °F

  • Average 2020–2025

    48.7 °F

  • Average High 2020–2025

    61.2 °F
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