Siesta Shores Weather Forecast

    • 82
    • 100

    Hot

    • 81
    • 96

    Chance Thunderstorms

    • 79
    • 92

    Chance Thunderstorms

    • 80
    • 94

    Mostly Sunny

    • 79
    • 96

    Mostly Sunny

    • 79
    • 94

    Mostly Sunny

    • 77
    • 94

    Mostly Sunny

Today 18 Jun Zapata

Sunny, hot with Highs around 103. Southeast Winds 5 to 10 Mph. Heat index Values up to 119.

Tonight 18 Jun Zapata

Mostly clear in the Evening, then becoming partly cloudy. Humid with Lows in the lower 80s. Southeast Winds 5 to 10 Mph with Gusts up to 20 Mph. Heat index Values up to 118 early in the evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Siesta Shores Temperature Statistics

June Temperature

Zapata, TX (7.5 miles)

  • Lowest 5 June, 2026

    72.5 °F

  • Average June

    84.1 °F

  • Highest 12 June, 2026

    100.8 °F

Climate (2021–2026)

Zapata, TX (7.5 miles)

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  • Average Low 2021–2026

    66.2 °F

  • Average 2021–2026

    77.1 °F

  • Average High 2021–2026

    89 °F
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