Wiley Tank Weather Forecast

    • 77
    • 105

    Hot

    • 78
    • 106

    Hot

    • 78
    • 107

    Hot

    • 78
    • 106

    Hot

    • 78
    • 107

    Hot

    • 77
    • 106

    Hot

    • 77
    • 105

    Hot

Today 18 Aug McMullen

Sunny, hot with Highs around 103. Southeast Winds around 5 Mph, increasing to 5 to 10 Mph this afternoon.

Tonight 18 Aug McMullen

Partly cloudy this Evening, then becoming mostly clear. Lows in the mid 70s. Southeast Winds 10 to 15 Mph with Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Wiley Tank Temperature Statistics

August Temperature

Cotulla, Cotulla-La Salle County Airport (32.3 miles)

  • Lowest 3 August, 2026

    73.7 °F

  • Average August

    90.9 °F

  • Highest 12 August, 2026

    106.6 °F

Climate (2021–2026)

Cotulla, Cotulla-La Salle County Airport (32.3 miles)

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  • Average Low 2021–2026

    64.7 °F

  • Average 2021–2026

    76.3 °F

  • Average High 2021–2026

    88.5 °F
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