Arkansas Weather Forecast

    • 66
    • 76

    Rain Showers Likely

    • 68
    • 82

    Chance Rain Showers

    • 70
    • 85

    Rain Showers Likely

    • 64
    • 84

    Chance Thunderstorms

    • 63
    • 82

    Mostly Sunny

    • 67
    • 85

    Partly Sunny

Today 14 Aug Hardy

Showers likely with a chance of Thunderstorms. Highs in the mid 70s. North Winds around 5 Mph. Chance of rain 70 percent.

Tonight 14 Aug Hardy

Mostly cloudy. Showers likely with a chance of Thunderstorms in the Evening, then a slight chance of Showers after midnight. Patchy fog after midnight. Lows in the mid 60s. North Winds around 5 Mph in the Evening, becoming light and variable. Chance of rain 70 percent.

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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 10 August, 2026

    92.5 °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

    55.4 °F

  • Average High 2021–2026

    67.5 °F
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