Lewisville Weather Forecast

    • 70
    • 87

    Becoming Sunny

    • 62
    • 85

    Rain Showers

    • 59
    • 79

    Mostly Sunny

    • 66
    • 85

    Sunny

    • 70
    • 91

    Mostly Sunny

    • 72
    • 91

    Partly Sunny

Today 9 May Denton

Partly sunny in the Morning, then clearing. Highs in the mid 80s. West Winds around 5 Mph, becoming east in the afternoon.

Tonight 9 May Denton

Mostly cloudy with a 20 percent chance of Showers and Thunderstorms. Lows in the lower 60s. West Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lewisville Temperature Statistics

May Temperature

Dallas/Fort Worth International Airport (9.9 miles)

  • Lowest 2 May, 2026

    50.6 °F

  • Average May

    67.4 °F

  • Highest 5 May, 2026

    91.7 °F

Climate (2021–Present)

Dallas/Fort Worth International Airport (9.9 miles)

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  • Average Low 2021–2026

    59.5 °F

  • Average 2021–2026

    69.4 °F

  • Average High 2021–2026

    79.7 °F
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