Clear Lake Weather Forecast

    • 75
    • 101

    Chance Rain Showers

    • 75
    • 100

    Hot

    • 74
    • 97

    Hot

    • 74
    • 97

    Hot

    • 75
    • 97

    Mostly Sunny

    • 74
    • 97

    Hot

    • 74
    • 97

    Hot

Today 27 Aug Brazos

Mostly sunny with a slight chance of Showers and Thunderstorms. Hot with Highs around 101. North Winds around 5 Mph. Chance of rain 20 percent. Heat index Values up to 114.

Tonight 27 Aug Brazos

Partly cloudy with a slight chance of Showers and Thunderstorms in the Evening, then mostly clear after midnight. Humid with Lows in the mid 70s. Southeast Winds around 5 Mph. Chance of rain 20 percent. Heat index Values up to 111 early in the evening.

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Clear Lake Temperature Statistics

August Temperature

Bryan Coulter Field (9.3 miles)

  • Lowest 3 August, 2026

    69.1 °F

  • Average August

    86.9 °F

  • Highest 22 August, 2026

    104 °F

Climate (2021–2026)

Bryan Coulter Field (9.3 miles)

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  • Average Low 2021–2026

    60.2 °F

  • Average 2021–2026

    70 °F

  • Average High 2021–2026

    80.7 °F
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