Agar Weather Forecast

    • 47
    • 73

    Rain Showers Likely

    • 48
    • 68

    Mostly Sunny

    • 48
    • 69

    Chance Rain Showers

    • 54
    • 72

    Chance Rain Showers

    • 51
    • 73

    Chance Rain Showers

    • 48
    • 69

    Mostly Cloudy

Today 14 Sep Sully

Showers with a chance of Thunderstorms this Morning, then partly sunny with a chance of Showers this afternoon. Windy with Highs in the lower 70s. Southeast Winds 15 to 20 Mph, becoming west 20 to 30 Mph this afternoon. Chance of rain near 100 percent.

Tonight 14 Sep Sully

Mostly clear and breezy. Lows in the upper 40s. West Winds 15 to 25 Mph with Gusts up to 40 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Agar Temperature Statistics

September Temperature

Pierre, Pierre Regional Airport (32.9 miles)

  • Lowest 12 September, 2026

    51.1 °F

  • Average September

    74.7 °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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