Downtown (Houston) Weather Forecast

    • 75
    • 92

    Chance Thunderstorms

    • 75
    • 93

    Mostly Sunny

    • 75
    • 91

    Slight Chance Thunderstorms

    • 76
    • 91

    Chance Thunderstorms

    • 75
    • 89

    Chance Thunderstorms

    • 73
    • 88

    Chance Thunderstorms

Today 18 Sep Inland Harris

Sunny. A chance of Thunderstorms with a slight chance of Showers this afternoon. Highs in the lower 90s. North Winds around 5 Mph, becoming east this afternoon. Chance of rain 30 percent.

Tonight 18 Sep Inland Harris

Partly cloudy. Lows in the lower 70s. Southeast Winds 5 to 10 Mph.

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Downtown (Houston) Temperature Statistics

September Temperature

Houston, Houston Hobby Airport (8.7 miles)

  • Lowest 9 September, 2025

    69.1 °F

  • Average September

    82 °F

  • Highest 4 September, 2025

    95 °F

Climate (2020–Present)

Houston, Houston Hobby Airport (8.7 miles)

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  • Average Low 2020–2025

    65 °F

  • Average 2020–2025

    72.9 °F

  • Average High 2020–2025

    81.9 °F
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