Katy Weather Forecast

    • 70
    • 89

    Rain Showers Likely

    • 67
    • 90

    Chance Thunderstorms

    • 67
    • 91

    Mostly Sunny

    • 72
    • 94

    Mostly Sunny

    • 72
    • 95

    Slight Chance Thunderstorms

Today 7 Sep Fort Bend

Partly sunny with a chance of Showers and Thunderstorms. Highs in the upper 80s. Northeast Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 7 Sep Fort Bend

Mostly cloudy in the Evening, then clearing. Lows in the lower 70s. Northeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Katy Temperature Statistics

September Temperature

Houston Executive Airport (4.3 miles)

  • Lowest 4 September, 2025

    71.6 °F

  • Average September

    82.4 °F

  • Highest 4 September, 2025

    98.6 °F

Climate (2020–Present)

Houston Executive Airport (4.3 miles)

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  • Average Low 2020–2025

    60.8 °F

  • Average 2020–2025

    70.5 °F

  • Average High 2020–2025

    81.2 °F
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