South Main Plaza Weather Forecast

    • 78
    • 99

    Slight Chance Thunderstorms

    • 78
    • 101

    Hot

    • 79
    • 102

    Hot

    • 78
    • 101

    Hot

    • 78
    • 100

    Hot

    • 78
    • 100

    Hot

Today 20 Aug Fort Bend

Mostly sunny. A slight chance of Showers with isolated Thunderstorms. Hot with Highs in the upper 90s. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent. Heat index Values up to 112.

Tonight 20 Aug Fort Bend

Mostly clear. A slight chance of Showers with isolated Thunderstorms in the evening. Patchy fog after midnight. Humid with Lows in the upper 70s. South Winds 5 to 10 Mph. Chance of rain 20 percent. Heat index Values up to 109 early in the evening.

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South Main Plaza Temperature Statistics

August Temperature

Houston Southwest Airport (6.8 miles)

  • Lowest 17 August, 2026

    68.2 °F

  • Average August

    84 °F

  • Highest 2 August, 2026

    98.2 °F

Climate (2021–2026)

Houston Southwest Airport (6.8 miles)

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  • Average Low 2021–2026

    61.8 °F

  • Average 2021–2026

    71.4 °F

  • Average High 2021–2026

    81.8 °F
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