Arkansas Weather Forecast

    • 69
    • 86

    Isolated Thunderstorms

    • 68
    • 87

    Mostly Sunny

    • 69
    • 88

    Partly Sunny

    • 68
    • 85

    Rain Showers Likely

    • 67
    • 84

    Chance Thunderstorms

    • 66
    • 83

    Chance Thunderstorms

Today 8 Aug Hardy

Partly sunny with scattered Thunderstorms with isolated Showers. Some Thunderstorms may produce heavy rainfall. Highs in the upper 80s. Except in the lower 80s at the higher Elevations. West Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 50 percent.

Tonight 8 Aug Hardy

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the upper 60s. Southwest Winds 5 to 10 Mph.

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Arkansas Temperature Statistics

August Temperature

Petersburg, Grant County Airport (22.4 miles)

  • Lowest 4 August, 2026

    57.4 °F

  • Average August

    75.3 °F

  • Highest 6 August, 2026

    90.5 °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

    55.5 °F

  • Average High 2021–2026

    67.5 °F
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