Old Spiro Lake Weather Forecast

    • 75
    • 94

    Increasing Clouds

    • 79
    • 93

    Mostly Cloudy

    • 78
    • 97

    Hot

    • 79
    • 101

    Hot

    • 79
    • 102

    Hot

    • 80
    • 103

    Hot

Today 23 Jul Northern Le Flore

Sunny. Highs in the lower 90s. East Winds around 10 Mph.

Tonight 23 Jul Northern Le Flore

Mostly clear in the Evening, then becoming partly cloudy. Lows in the mid 70s. East Winds 5 to 10 Mph.

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Old Spiro Lake Temperature Statistics

July Temperature

Fort Smith Regional Airport (14.9 miles)

  • Lowest 5 July, 2026

    70.6 °F

  • Average July

    85.4 °F

  • Highest 21 July, 2026

    100.9 °F

Climate (2021–2026)

Fort Smith Regional Airport (14.9 miles)

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  • Average Low 2021–2026

    54.3 °F

  • Average 2021–2026

    64.9 °F

  • Average High 2021–2026

    76.3 °F
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