Arkansas Weather Forecast

    • 60
    • 79

    Decreasing Clouds

    • 64
    • 83

    Mostly Sunny

    • 56
    • 83

    Chance Rain Showers

    • 52
    • 65

    Chance Rain Showers

    • 50
    • 63

    Chance Rain Showers

    • 39
    • 62

    Mostly Sunny

Today 30 Sep Hardy

Mostly sunny. Highs in the lower 80s. Except in the mid 70s at the higher Elevations. South Winds around 5 Mph.

Tonight 30 Sep Hardy

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the upper 50s. Southwest Winds around 5 Mph.

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Arkansas Temperature Statistics

September Temperature

Petersburg, Grant County Airport (22.4 miles)

  • Lowest 26 September, 2026

    40.6 °F

  • Average September

    68.8 °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

    44.3 °F

  • Average 2021–2026

    55.4 °F

  • Average High 2021–2026

    67.4 °F
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