Hamilton Lake Weather Forecast

    • 82
    • 87

    Mostly Sunny

    • 82
    • 87

    Mostly Sunny

    • 82
    • 88

    Mostly Sunny

    • 81
    • 88

    Mostly Sunny

    • 82
    • 88

    Partly Sunny

    • 82
    • 89

    Partly Sunny

Today 27 Jul Coastal Refugio

Sunny. Highs in the mid 90s. South Winds 10 to 15 Mph.

Tonight 27 Jul Coastal Refugio

Mostly clear. Lows in the upper 70s. South Winds 10 to 15 Mph.

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Hamilton Lake Temperature Statistics

July Temperature

Rockport Aransas County Airport (28.6 miles)

  • Lowest 21 July, 2026

    75.7 °F

  • Average July

    85.9 °F

  • Highest 22 July, 2026

    94.6 °F

Climate (2021–2026)

Rockport Aransas County Airport (28.6 miles)

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  • Average Low 2021–2026

    67.7 °F

  • Average 2021–2026

    74.7 °F

  • Average High 2021–2026

    82.1 °F
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