Agar Weather Forecast

    • 51
    • 76

    Mostly Sunny

    • 48
    • 76

    Mostly Cloudy

    • 43
    • 63

    Mostly Cloudy

    • 46
    • 62

    Slight Chance Rain Showers

    • 42
    • 67

    Mostly Sunny

    • 44
    • 64

    Partly Sunny

    • 50
    • 67

    Partly Sunny

Today 29 Sep Sully

Partly sunny. Highs in the lower 70s.

Tonight 29 Sep Sully

Clear this Evening, then becoming partly cloudy. Lows in the lower 50s. Southwest Winds 5 to 10 Mph.

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Agar Temperature Statistics

September Temperature

Pierre, Pierre Regional Airport (32.9 miles)

  • Lowest 17 September, 2026

    47.6 °F

  • Average September

    68.1 °F

  • Highest 5 September, 2026

    102.7 °F

Climate (2021–2026)

Pierre, Pierre Regional Airport (32.9 miles)

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  • Average Low 2021–2026

    36.9 °F

  • Average 2021–2026

    48.9 °F

  • Average High 2021–2026

    61.4 °F
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