Hamilton Lake Weather Forecast

    • 67
    • 78

    Increasing Clouds

    • 66
    • 74

    Rain Showers Likely

    • 66
    • 69

    Rain Showers

    • 67
    • 71

    Rain Showers Likely

    • 69
    • 74

    Mostly Cloudy

    • 67
    • 75

    Partly Sunny

    • 66
    • 74

    Partly Sunny

Today 25 Mar Coastal Refugio

Sunny. Near steady temperature in the lower 80s. Southeast Winds 5 to 10 Mph.

Tonight 25 Mar Coastal Refugio

Mostly cloudy. Lows in the mid 60s. Southeast Winds 5 to 10 Mph, Diminishing to around 5 Mph after midnight.

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Hamilton Lake Temperature Statistics

March Temperature

Rockport Aransas County Airport (28.6 miles)

  • Lowest 10 March, 2025

    44.1 °F

  • Average March

    70 °F

  • Highest 19 March, 2025

    89.7 °F

Climate (2020–Present)

Rockport Aransas County Airport (28.6 miles)

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  • Average Low 2020–2025

    67 °F

  • Average 2020–2025

    73.9 °F

  • Average High 2020–2025

    81.5 °F
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