Fort Smith Weather Forecast

    • 70
    • 82

    Rain Showers

    • 71
    • 88

    Slight Chance Thunderstorms

    • 76
    • 94

    Partly Sunny

    • 74
    • 93

    Chance Thunderstorms

    • 74
    • 93

    Slight Chance Thunderstorms

    • 75
    • 95

    Mostly Sunny

Today 15 Jun Sebastian

Mostly cloudy with a chance of Thunderstorms. A chance of Showers Early, then Showers likely. Highs in the lower 80s. South Winds around 5 Mph, becoming west. Chance of rain 70 percent.

Tonight 15 Jun Sebastian

Mostly cloudy with a slight chance of Thunderstorms. A chance of Showers, mainly in the evening. Lows around 70. West Winds around 5 Mph. Chance of rain 30 percent.

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Fort Smith Temperature Statistics

June Temperature

Fort Smith Regional Airport (3.7 miles)

  • Lowest 1 June, 2025

    65.6 °F

  • Average June

    78.6 °F

  • Highest 8 June, 2025

    96.7 °F

Climate (2020–Present)

Fort Smith Regional Airport (3.7 miles)

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  • Average Low 2020–2025

    53.4 °F

  • Average 2020–2025

    63.7 °F

  • Average High 2020–2025

    74.9 °F
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