Arkoma Weather Forecast

    • 70
    • 93

    Chance Thunderstorms

    • 69
    • 87

    Chance Thunderstorms

    • 70
    • 91

    Chance Thunderstorms

    • 70
    • 87

    Chance Thunderstorms

    • 70
    • 85

    Chance Thunderstorms

    • 65
    • 85

    Slight Chance Thunderstorms

Today 18 Sep Le Flore

Mostly sunny. A chance of Showers and Thunderstorms in the afternoon. Highs around 90. Temperature falling into the lower 80s in the afternoon. South Winds around 5 Mph. Chance of rain 50 percent.

Tonight 18 Sep Le Flore

Mostly cloudy with a chance of Showers and Thunderstorms. Lows in the mid 60s. East Winds around 5 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Arkoma Temperature Statistics

September Temperature

Fort Smith Regional Airport (3.7 miles)

  • Lowest 7 September, 2025

    55.9 °F

  • Average September

    75.8 °F

  • Highest 15 September, 2025

    96.1 °F

Climate (2020–Present)

Fort Smith Regional Airport (3.7 miles)

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  • Average Low 2020–2025

    53.5 °F

  • Average 2020–2025

    63.8 °F

  • Average High 2020–2025

    75.1 °F
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