Agar Weather Forecast

    • 55
    • 70

    Chance Rain Showers

    • 56
    • 72

    Rain Showers Likely

    • 50
    • 71

    Mostly Cloudy

    • 47
    • 73

    Partly Sunny

    • 43
    • 63

    Mostly Sunny

    • 46
    • 64

    Partly Sunny

    • 44
    • 65

    Partly Sunny

Today 27 Sep Sully

Cloudy with a chance of Showers with a slight chance of Thunderstorms. Near steady temperature in the lower 60s. Northeast Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 50 percent.

Tonight 27 Sep Sully

Mostly cloudy. A slight chance of Thunderstorms in the Evening, then a chance of Showers after midnight. Lows in the mid 50s. East Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.

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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 °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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