Clear Lake Weather Forecast

    • 59
    • 86

    Mostly Sunny

    • 60
    • 91

    Mostly Sunny

    • 59
    • 91

    Mostly Sunny

    • 61
    • 87

    Mostly Sunny

    • 63
    • 88

    Mostly Sunny

    • 62
    • 89

    Mostly Sunny

    • 61
    • 90

    Sunny

Today 20 Mar Brazos

Sunny. Highs in the mid 80s. South Winds 10 to 15 Mph.

Tonight 20 Mar Brazos

Mostly clear. Lows in the upper 50s. South Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Clear Lake Temperature Statistics

March Temperature

Bryan Coulter Field (9.3 miles)

  • Lowest 16 March, 2026

    37.6 °F

  • Average March

    67.2 °F

  • Highest 15 March, 2026

    87.6 °F

Climate (2021–Present)

Bryan Coulter Field (9.3 miles)

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  • Average Low 2021–2026

    59.8 °F

  • Average 2021–2026

    69.6 °F

  • Average High 2021–2026

    80.4 °F
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