Brownsville Weather Forecast

    • 79
    • 94

    Slight Chance Thunderstorms

    • 80
    • 94

    Chance Thunderstorms

    • 80
    • 96

    Mostly Sunny

    • 81
    • 96

    Mostly Sunny

    • 81
    • 96

    Mostly Sunny

    • 82
    • 97

    Hot

Today 8 Aug Inland Cameron

Mostly sunny. Humid with Highs in the mid 90s. East Winds around 5 Mph, increasing to 10 to 15 Mph with Gusts up to 20 Mph in the afternoon. Heat index Values up to 106.

Tonight 8 Aug Inland Cameron

Mostly clear. Humid with Lows in the upper 70s. East Winds 10 to 15 Mph with Gusts up to 20 Mph, becoming southeast around 5 Mph after midnight.

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Brownsville Temperature Statistics

August Temperature

Brownsville, Brownsville / South Padre Island International Airport (4.3 miles)

  • Lowest 3 August, 2026

    77.6 °F

  • Average August

    89.9 °F

  • Highest 2 August, 2026

    102.7 °F

Climate (2021–2026)

Brownsville, Brownsville / South Padre Island International Airport (4.3 miles)

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  • Average Low 2021–2026

    69.2 °F

  • Average 2021–2026

    77.1 °F

  • Average High 2021–2026

    86.8 °F
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