Southlake Weather Forecast

    • 34
    • 52

    Mostly Sunny

    • 47
    • 66

    Mostly Sunny

    • 56
    • 79

    Mostly Sunny

    • 59
    • 87

    Sunny

    • 62
    • 91

    Sunny

    • 63
    • 96

    Sunny

Today 16 Mar Tarrant

Mostly sunny. Much cooler with Highs in the lower 50s. North Winds 15 to 20 Mph, Diminishing to 10 to 15 Mph in the afternoon.

Tonight 16 Mar Tarrant

Mostly clear in the Evening, then becoming partly cloudy. Cold with Lows in the lower 30s. Northeast Winds 5 to 10 Mph, becoming south after midnight.

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Southlake Temperature Statistics

March Temperature

Dallas/Fort Worth International Airport (6.8 miles)

  • Lowest 12 March, 2026

    41 °F

  • Average March

    67.9 °F

  • Highest 9 March, 2026

    84.9 °F

Climate (2021–Present)

Dallas/Fort Worth International Airport (6.8 miles)

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  • Average Low 2021–2026

    59.4 °F

  • Average 2021–2026

    69.2 °F

  • Average High 2021–2026

    79.5 °F
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