Cotulla Weather Forecast

    • 80
    • 103

    Slight Chance Thunderstorms

    • 79
    • 98

    Chance Thunderstorms

    • 78
    • 95

    Chance Thunderstorms

    • 79
    • 98

    Hot

    • 77
    • 100

    Mostly Sunny

    • 76
    • 99

    Slight Chance Thunderstorms

    • 75
    • 99

    Mostly Sunny

Today 18 Jun La Salle

Sunny, hot with Highs around 103. Southeast Winds around 10 Mph. Heat index Values up to 117.

Tonight 18 Jun La Salle

Mostly clear this Evening, then partly cloudy with a slight chance of Showers and Thunderstorms after midnight. Lows around 80. Southeast Winds around 10 Mph with Gusts up to 20 Mph. Chance of rain 20 percent. Heat index Values up to 120 early this evening.

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  • Temperature Real-Time

Cotulla Temperature Statistics

June Temperature

Cotulla, Cotulla-La Salle County Airport (1.2 miles)

  • Lowest 5 June, 2026

    69.7 °F

  • Average June

    83.6 °F

  • Highest 10 June, 2026

    97.6 °F

Climate (2021–2026)

Cotulla, Cotulla-La Salle County Airport (1.2 miles)

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  • Average Low 2021–2026

    64.6 °F

  • Average 2021–2026

    76.1 °F

  • Average High 2021–2026

    88.3 °F
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