Old River Lake Weather Forecast

    • 73
    • 92

    Chance Rain Showers

    • 69
    • 93

    Becoming Sunny

    • 71
    • 94

    Mostly Sunny

    • 71
    • 94

    Mostly Sunny

    • 72
    • 93

    Chance Rain Showers

    • 72
    • 93

    Chance Thunderstorms

    • 72
    • 94

    Slight Chance Thunderstorms

Today 14 Sep Fort Bend

Mostly sunny. A chance of Showers with a slight chance of Thunderstorms. Highs in the lower 90s. Light and variable Winds, becoming southeast 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 40 percent.

Tonight 14 Sep Fort Bend

Mostly clear late this Evening, then becoming mostly cloudy. Lows in the lower 70s. Southeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Old River Lake Temperature Statistics

September Temperature

Houston, Sugar Land Municipal / Hull Field Airport (5 miles)

  • Lowest 10 September, 2025

    64 °F

  • Average September

    81.1 °F

  • Highest 4 September, 2025

    98.1 °F

Climate (2020–Present)

Houston, Sugar Land Municipal / Hull Field Airport (5 miles)

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  • Average Low 2020–2025

    63 °F

  • Average 2020–2025

    72.4 °F

  • Average High 2020–2025

    82.5 °F
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