Grand Lake Weather Forecast

    • 73
    • 93

    Chance Thunderstorms

    • 71
    • 90

    Chance Thunderstorms

    • 69
    • 88

    Chance Thunderstorms

    • 70
    • 89

    Chance Thunderstorms

    • 72
    • 89

    Partly Sunny

    • 74
    • 92

    Mostly Sunny

Today 12 Jul Stephens

Mostly sunny with a 40 percent chance of Showers and Thunderstorms. Highs in the lower 90s. Southeast Winds around 5 Mph.

Tonight 12 Jul Stephens

Partly cloudy with a 40 percent chance of Showers and Thunderstorms. Lows in the lower 70s. Southeast Winds around 5 Mph.

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Grand Lake Temperature Statistics

July Temperature

Stephens County Airport (3.1 miles)

  • Lowest 6 July, 2026

    68.9 °F

  • Average July

    86.8 °F

  • Highest 5 July, 2026

    101.3 °F

Climate (2021–2026)

Stephens County Airport (3.1 miles)

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  • Average Low 2021–2026

    56.9 °F

  • Average 2021–2026

    68.7 °F

  • Average High 2021–2026

    81 °F
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