Southwest Houston Weather Forecast

    • 75
    • 94

    Partly Sunny

    • 73
    • 92

    Slight Chance Thunderstorms

    • 73
    • 93

    Partly Sunny

    • 74
    • 93

    Mostly Sunny

    • 75
    • 93

    Mostly Sunny

    • 73
    • 93

    Slight Chance Thunderstorms

Today 13 Sep Fort Bend

Sunny. Highs in the mid 90s. Southeast Winds 5 to 10 Mph.

Tonight 13 Sep Fort Bend

Mostly clear in the Evening, then becoming partly cloudy. Lows in the lower 70s. South Winds 5 to 10 Mph, becoming southwest after midnight.

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Southwest Houston Temperature Statistics

September Temperature

Houston Southwest Airport (9.9 miles)

  • Lowest 10 September, 2025

    60.3 °F

  • Average September

    80.9 °F

  • Highest 4 September, 2025

    95.9 °F

Climate (2020–Present)

Houston Southwest Airport (9.9 miles)

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  • Average Low 2020–2025

    61 °F

  • Average 2020–2025

    70.4 °F

  • Average High 2020–2025

    80.9 °F
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