Agar Weather Forecast

    • 64
    • 90

    Chance Thunderstorms

    • 54
    • 83

    Partly Sunny

    • 51
    • 78

    Mostly Sunny

    • 56
    • 86

    Mostly Sunny

    • 52
    • 84

    Partly Sunny

    • 47
    • 73

    Chance Rain Showers

Today 7 Sep Sully

Mostly cloudy with a 50 percent chance of Thunderstorms. Breezy, hot with Highs in the lower 90s. Southeast Winds 15 to 25 Mph with Gusts up to 35 Mph.

Tonight 7 Sep Sully

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the mid 60s. South Winds 10 to 15 Mph, becoming north after midnight. Gusts up to 30 Mph.

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Agar Temperature Statistics

September Temperature

Pierre, Pierre Regional Airport (32.9 miles)

  • Lowest 1 September, 2026

    56.6 °F

  • Average September

    76 °F

  • Highest 3 September, 2026

    100.7 °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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