Agar Weather Forecast

    • 0
    • 28

    Mostly Sunny

    • 6
    • 17

    Partly Sunny

    • 3
    • 20

    Mostly Cloudy

    • -3
    • 15

    Slight Chance Snow

    • 6
    • 16

    Chance Snow

    • 18
    • 32

    Slight Chance Snow

Today 26 Jan Sully

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

Tonight 26 Jan Sully

Mostly clear. Not as cold with Lows around 4 above. Northwest Winds 10 to 15 Mph with Gusts up to 30 Mph.

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Agar Temperature Statistics

January Temperature

Pierre, Pierre Regional Airport (32.9 miles)

  • Lowest 23 January, 2026

    -17 °F

  • Average January

    24.6 °F

  • Highest 12 January, 2026

    60.7 °F

Climate (2021–Present)

Pierre, Pierre Regional Airport (32.9 miles)

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  • Average Low 2021–2026

    36.8 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    61.2 °F
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