Glen Lyon Weather Forecast

    • 66
    • 90

    Becoming Sunny

    • 68
    • 88

    Sunny

    • 71
    • 90

    Mostly Sunny

    • 75
    • 89

    Mostly Sunny

    • 76
    • 92

    Partly Sunny

    • 75
    • 92

    Partly Sunny

Today 9 Oct Collin

Sunny. Highs in the upper 80s. East Winds around 5 Mph.

Tonight 9 Oct Collin

Clear. Lows in the lower 60s. Northeast Winds around 5 Mph.

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Glen Lyon Temperature Statistics

October Temperature

Dallas / Addison Airport (3.7 miles)

  • Lowest 6 October, 2026

    64.4 °F

  • Average October

    73.8 °F

  • Highest 6 October, 2026

    87.8 °F

Climate (2021–2026)

Dallas / Addison Airport (3.7 miles)

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  • Average Low 2021–2026

    60.5 °F

  • Average 2021–2026

    68.3 °F

  • Average High 2021–2026

    78.9 °F
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