Clear Lake Weather Forecast

    • 60
    • 66

    Rain Showers

    • 66
    • 80

    Rain Showers Likely

    • 69
    • 83

    Mostly Cloudy

    • 68
    • 86

    Slight Chance Thunderstorms

    • 68
    • 86

    Slight Chance Thunderstorms

    • 69
    • 86

    Slight Chance Thunderstorms

Today 21 Apr Brazos

Showers. A chance of Thunderstorms in the Morning, then Thunderstorms likely in the afternoon. Highs in the mid 60s. East Winds 10 to 15 Mph. Chance of rain 90 percent.

Tonight 21 Apr Brazos

Mostly cloudy. A chance of Showers and Thunderstorms in the evening. Lows around 60. Southeast Winds 5 to 10 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Clear Lake Temperature Statistics

April Temperature

Bryan Coulter Field (9.3 miles)

  • Lowest 7 April, 2026

    47.8 °F

  • Average April

    70 °F

  • Highest 1 April, 2026

    86.5 °F

Climate (2021–Present)

Bryan Coulter Field (9.3 miles)

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  • Average Low 2021–2026

    60 °F

  • Average 2021–2026

    69.8 °F

  • Average High 2021–2026

    80.5 °F
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