Arkansas Weather Forecast

    • 61
    • 80

    Chance Thunderstorms

    • 58
    • 77

    Partly Sunny

    • 59
    • 78

    Partly Sunny

    • 64
    • 82

    Partly Sunny

    • 70
    • 86

    Partly Sunny

    • 61
    • 84

    Slight Chance Rain Showers

Today 5 Sep Hardy

Numerous Showers with isolated Thunderstorms late this Morning, then scattered Showers and Thunderstorms this afternoon. Highs around 80. Northwest Winds around 5 Mph. Chance of rain 70 percent.

Tonight 5 Sep Hardy

Mostly cloudy. Scattered Showers and Thunderstorms in the Evening, then isolated Showers after midnight. Lows in the lower 60s. Northeast Winds around 5 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Arkansas Temperature Statistics

September Temperature

Petersburg, Grant County Airport (22.4 miles)

  • Lowest 1 September, 2026

    65.7 °F

  • Average September

    78.8 °F

  • Highest 2 September, 2026

    96.3 °F

Climate (2021–2026)

Petersburg, Grant County Airport (22.4 miles)

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  • Average Low 2021–2026

    44.2 °F

  • Average 2021–2026

    55.4 °F

  • Average High 2021–2026

    67.4 °F
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