Guadalupe Bay Weather Forecast

    • 66
    • 74

    Mostly Sunny

    • 65
    • 74

    Mostly Sunny

    • 66
    • 76

    Mostly Sunny

    • 67
    • 76

    Mostly Sunny

    • 67
    • 76

    Mostly Sunny

    • 67
    • 75

    Mostly Sunny

Today 21 Mar Coastal Calhoun

Sunny. Highs in the upper 70s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 21 Mar Coastal Calhoun

Mostly clear. Lows in the mid 60s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Guadalupe Bay Temperature Statistics

March Temperature

Rockport Aransas County Airport (29.8 miles)

  • Lowest 17 March, 2026

    43.6 °F

  • Average March

    71.5 °F

  • Highest 11 March, 2026

    89.7 °F

Climate (2021–Present)

Rockport Aransas County Airport (29.8 miles)

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  • Average Low 2021–2026

    67.5 °F

  • Average 2021–2026

    74.5 °F

  • Average High 2021–2026

    81.9 °F
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