Negras Tank Weather Forecast

    • 77
    • 97

    Chance Thunderstorms

    • 76
    • 101

    Hot

    • 76
    • 101

    Hot

    • 76
    • 101

    Hot

    • 76
    • 100

    Hot

    • 76
    • 99

    Slight Chance Thunderstorms

Today 18 Sep Zapata

Partly sunny with a chance of Showers and Thunderstorms. Near steady temperature in the mid 90s. East Winds 5 to 10 Mph. Chance of rain 40 percent. Heat index Values up to 108.

Tonight 18 Sep Zapata

Partly cloudy. A slight chance of Showers and Thunderstorms in the evening. Lows in the upper 70s. East Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Negras Tank Temperature Statistics

September Temperature

Zapata, TX (14.3 miles)

  • Lowest 6 September, 2026

    75.7 °F

  • Average September

    90.5 °F

  • Highest 3 September, 2026

    109.2 °F

Climate (2021–2026)

Zapata, TX (14.3 miles)

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  • Average Low 2021–2026

    66.3 °F

  • Average 2021–2026

    77.3 °F

  • Average High 2021–2026

    89.2 °F
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