Arkansas Weather Forecast

    • 42
    • 61

    Becoming Sunny

    • 47
    • 69

    Sunny

    • 49
    • 71

    Mostly Sunny

    • 52
    • 68

    Partly Sunny

    • 52
    • 67

    Partly Sunny

    • 54
    • 72

    Mostly Sunny

Today 24 Sep Hardy

Partly sunny. Highs around 60. Northeast Winds 5 to 10 Mph.

Tonight 24 Sep Hardy

Mostly clear. Lows in the lower 40s. North Winds around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Arkansas Temperature Statistics

September Temperature

Petersburg, Grant County Airport (22.4 miles)

  • Lowest 15 September, 2026

    48.2 °F

  • Average September

    71.8 °F

  • Highest 2 September, 2026

    96.3 °F

Climate (2021–2026)

Petersburg, Grant County Airport (22.4 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    44.3 °F

  • Average 2021–2026

    55.4 °F

  • Average High 2021–2026

    67.4 °F
Get WillyWeather+ to remove ads