Grand Lake Weather Forecast

    • 80
    • 109

    Hot

    • 79
    • 106

    Hot

    • 76
    • 101

    Slight Chance Thunderstorms

    • 75
    • 101

    Slight Chance Thunderstorms

    • 76
    • 101

    Hot

    • 77
    • 102

    Hot

Today 24 Aug Stephens

Sunny, hot with Highs around 109. Southwest Winds 10 to 15 Mph, Diminishing to 5 to 10 Mph this afternoon.

Tonight 24 Aug Stephens

Mostly clear. Lows around 80. South Winds 5 to 10 Mph.

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Grand Lake Temperature Statistics

August Temperature

Stephens County Airport (3.1 miles)

  • Lowest 2 August, 2026

    65.8 °F

  • Average August

    89.9 °F

  • Highest 17 August, 2026

    105.8 °F

Climate (2021–2026)

Stephens County Airport (3.1 miles)

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  • Average Low 2021–2026

    57 °F

  • Average 2021–2026

    68.8 °F

  • Average High 2021–2026

    81.2 °F
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