Grand Lake Weather Forecast

    • 57
    • 79

    Becoming Sunny

    • 63
    • 85

    Mostly Sunny

    • 68
    • 92

    Mostly Sunny

    • 70
    • 92

    Partly Sunny

    • 72
    • 93

    Mostly Sunny

    • 72
    • 92

    Mostly Sunny

    • 73
    • 92

    Slight Chance Thunderstorms

Today 11 May Stephens

Sunny, cooler with Highs in the upper 70s. Northeast Winds around 5 Mph.

Tonight 11 May Stephens

Clear. Lows in the upper 50s. East Winds around 5 Mph, becoming south after midnight.

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Grand Lake Temperature Statistics

May Temperature

Stephens County Airport (3.1 miles)

  • Lowest 2 May, 2026

    47.5 °F

  • Average May

    67.8 °F

  • Highest 9 May, 2026

    92.7 °F

Climate (2021–Present)

Stephens County Airport (3.1 miles)

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  • Average Low 2021–2026

    56.8 °F

  • Average 2021–2026

    68.5 °F

  • Average High 2021–2026

    80.9 °F
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