Big Lake Weather Forecast

    • 74
    • 88

    Increasing Clouds

    • 72
    • 88

    Mostly Cloudy

    • 73
    • 86

    Slight Chance Thunderstorms

    • 57
    • 85

    Chance Thunderstorms

    • 54
    • 73

    Partly Sunny

    • 60
    • 78

    Partly Sunny

    • 66
    • 81

    Partly Sunny

Today 28 Apr Inland San Patricio

Mostly cloudy this Morning, then clearing. Highs around 90. Southeast Winds 10 to 15 Mph, increasing to 15 to 20 Mph this afternoon.

Tonight 28 Apr Inland San Patricio

Partly cloudy this Evening, then becoming mostly cloudy. Hazy. Lows in the mid 70s. Southeast Winds 15 to 20 Mph with Gusts up to 30 Mph, Diminishing to 10 to 15 Mph after midnight.

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Big Lake Temperature Statistics

April Temperature

Rockport Aransas County Airport (19.3 miles)

  • Lowest 5 April, 2026

    56.6 °F

  • Average April

    74.5 °F

  • Highest 4 April, 2026

    85.6 °F

Climate (2021–Present)

Rockport Aransas County Airport (19.3 miles)

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  • Average Low 2021–2026

    67.6 °F

  • Average 2021–2026

    74.6 °F

  • Average High 2021–2026

    82 °F
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