Agar Weather Forecast

    • 49
    • 72

    Mostly Cloudy

    • 54
    • 71

    Rain Showers

    • 51
    • 68

    Rain Showers Likely

    • 50
    • 67

    Chance Rain Showers

    • 48
    • 66

    Chance Rain Showers

    • 48
    • 69

    Mostly Cloudy

Today 16 Sep Sully

Partly sunny and breezy. Highs in the lower 70s. Southeast Winds 15 to 25 Mph with Gusts up to 35 Mph.

Tonight 16 Sep Sully

Partly cloudy. Lows in the lower 50s. East Winds 10 to 15 Mph.

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Agar Temperature Statistics

September Temperature

Pierre, Pierre Regional Airport (32.9 miles)

  • Lowest 12 September, 2026

    49.6 °F

  • Average September

    73 °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

    61.5 °F
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