Upper Ellison Lake Weather Forecast

    • 76
    • 99

    Hot

    • 79
    • 100

    Hot

    • 79
    • 98

    Hot

    • 79
    • 98

    Hot

    • 77
    • 98

    Hot

    • 77
    • 99

    Hot

    • 76
    • 101

    Hot

Today 13 Jul Starr

Mostly sunny with a slight chance of Showers and Thunderstorms. Near steady temperature in the upper 90s. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent. Heat index Values up to 108.

Tonight 13 Jul Starr

Partly cloudy. Lows in the mid 70s. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Heat index Values up to 107 early in the evening.

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Upper Ellison Lake Temperature Statistics

July Temperature

Zapata, TX (42.3 miles)

  • Lowest 10 July, 2026

    73 °F

  • Average July

    87.8 °F

  • Highest 5 July, 2026

    103.1 °F

Climate (2021–2026)

Zapata, TX (42.3 miles)

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  • Average Low 2021–2026

    66.2 °F

  • Average 2021–2026

    77.2 °F

  • Average High 2021–2026

    89 °F
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