Katy Lake Weather Forecast

    • 75
    • 96

    Becoming Sunny

    • 74
    • 100

    Hot

    • 77
    • 99

    Hot

    • 77
    • 96

    Partly Sunny

    • 77
    • 96

    Partly Sunny

    • 77
    • 97

    Hot

Today 23 Jul Ellis

Sunny, hot with Highs in the upper 90s. South Winds 5 to 10 Mph.

Tonight 23 Jul Ellis

Partly cloudy. Lows in the mid 70s. South Winds around 5 Mph.

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Katy Lake Temperature Statistics

July Temperature

Midlothian/Waxahachie, Mid-Way Regional Airport (4.3 miles)

  • Lowest 8 July, 2025

    66 °F

  • Average July

    80.6 °F

  • Highest 18 July, 2025

    94.1 °F

Climate (2020–Present)

Midlothian/Waxahachie, Mid-Way Regional Airport (4.3 miles)

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  • Average Low 2020–2025

    56.2 °F

  • Average 2020–2025

    66.4 °F

  • Average High 2020–2025

    77.5 °F
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