Clear Lake Shores Weather Forecast

    • 81
    • 91

    Slight Chance Thunderstorms

    • 80
    • 90

    Partly Sunny

    • 81
    • 91

    Partly Sunny

    • 80
    • 92

    Mostly Sunny

    • 79
    • 92

    Partly Sunny

    • 77
    • 93

    Partly Sunny

Today 19 Jun Coastal Galveston

Mostly sunny. Near steady temperature around 90. South Winds 10 to 15 Mph. Heat index Values up to 114.

Tonight 19 Jun Coastal Galveston

Mostly cloudy. A slight chance of Showers and Thunderstorms after midnight. Humid with Lows in the lower 80s. Southeast Winds 5 to 10 Mph. Chance of rain 20 percent. Heat index Values up to 110 early in the evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Clear Lake Shores Temperature Statistics

June Temperature

Houston / Ellington (8.7 miles)

  • Lowest 3 June, 2026

    73.4 °F

  • Average June

    81.8 °F

  • Highest 12 June, 2026

    91.4 °F

Climate (2021–2026)

Houston / Ellington (8.7 miles)

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  • Average Low 2021–2026

    64.3 °F

  • Average 2021–2026

    71.9 °F

  • Average High 2021–2026

    80.3 °F
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