Agar Weather Forecast

    • 70
    • 102

    Patchy Smoke

    • 68
    • 97

    Slight Chance Thunderstorms

    • 68
    • 96

    Mostly Sunny

    • 68
    • 97

    Chance Thunderstorms

    • 64
    • 89

    Chance Thunderstorms

    • 64
    • 88

    Slight Chance Thunderstorms

Today 26 Jul Sully

Mostly sunny. A slight chance of Showers late this morning. Hot with Highs around 102. South Winds 10 to 15 Mph, becoming north this afternoon. Chance of rain 20 percent. Heat index Values up to 107 this afternoon.

Tonight 26 Jul Sully

Mostly clear in the Evening, then becoming partly cloudy. Patchy smoke after midnight. Lows in the lower 70s. Northeast Winds 5 to 10 Mph. Heat index Values up to 107 early in the evening.

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Agar Temperature Statistics

July Temperature

Pierre, Pierre Regional Airport (32.9 miles)

  • Lowest 9 July, 2026

    59.6 °F

  • Average July

    78.7 °F

  • Highest 16 July, 2026

    101.6 °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

    48.8 °F

  • Average High 2021–2026

    61.4 °F
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