Fort Smith Weather Forecast

    • 74
    • 93

    Thunderstorms

    • 75
    • 87

    Chance Rain Showers

    • 74
    • 92

    Rain Showers

    • 67
    • 83

    Chance Rain Showers

    • 65
    • 80

    Partly Sunny

    • 68
    • 85

    Mostly Sunny

    • 76
    • 91

    Mostly Sunny

Today 11 Jun North and Central Sebastian

Sunny. Near steady temperature in the lower 90s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Heat index Values up to 105.

Tonight 11 Jun North and Central Sebastian

Mostly cloudy. A chance of Showers and Thunderstorms in the Evening, then Showers and Thunderstorms after midnight. Some Thunderstorms may produce heavy rainfall. Lows in the mid 70s. South Winds 5 to 10 Mph, becoming northwest after midnight. Chance of rain 90 percent.

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Fort Smith Temperature Statistics

June Temperature

Fort Smith Regional Airport (3.7 miles)

  • Lowest 3 June, 2026

    69.7 °F

  • Average June

    80.6 °F

  • Highest 1 June, 2026

    96.7 °F

Climate (2021–Present)

Fort Smith Regional Airport (3.7 miles)

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  • Average Low 2021–2026

    54.2 °F

  • Average 2021–2026

    64.8 °F

  • Average High 2021–2026

    76.2 °F
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