Mountainburg Weather Forecast

    • 74
    • 96

    Mostly Sunny

    • 75
    • 97

    Hot

    • 75
    • 98

    Hot

    • 75
    • 98

    Hot

    • 75
    • 99

    Hot

    • 75
    • 98

    Hot

    • 75
    • 99

    Hot

Today 10 Aug Northern Crawford

Sunny. Near steady temperature in the lower 90s. South Winds 5 to 10 Mph.

Tonight 10 Aug Northern Crawford

Clear. Lows in the mid 70s. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mountainburg Temperature Statistics

August Temperature

Fort Smith Regional Airport (23.6 miles)

  • Lowest 2 August, 2026

    70.6 °F

  • Average August

    86.1 °F

  • Highest 5 August, 2026

    103.6 °F

Climate (2021–2026)

Fort Smith Regional Airport (23.6 miles)

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  • Average Low 2021–2026

    54.3 °F

  • Average 2021–2026

    64.9 °F

  • Average High 2021–2026

    76.4 °F
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