Baytown Weather Forecast

    • 74
    • 90

    Decreasing Clouds

    • 75
    • 91

    Mostly Sunny

    • 74
    • 91

    Mostly Sunny

    • 74
    • 90

    Slight Chance Thunderstorms

    • 74
    • 90

    Chance Thunderstorms

    • 74
    • 91

    Slight Chance Thunderstorms

Today 15 Sep Coastal Harris

Partly sunny. Highs around 90. East Winds 5 to 10 Mph.

Tonight 15 Sep Coastal Harris

Mostly clear. Lows in the mid 70s. Southeast Winds 5 to 10 Mph, becoming west after midnight.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Baytown Temperature Statistics

September Temperature

Houston / Ellington (14.3 miles)

  • Lowest 9 September, 2025

    68 °F

  • Average September

    81.5 °F

  • Highest 3 September, 2025

    95 °F

Climate (2020–Present)

Houston / Ellington (14.3 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    63.7 °F

  • Average 2020–2025

    71.3 °F

  • Average High 2020–2025

    79.7 °F
Get WillyWeather+ to remove ads