Blanco Tank Weather Forecast

    • 65
    • 86

    Increasing Clouds

    • 62
    • 85

    Mostly Cloudy

    • 49
    • 82

    Mostly Cloudy

    • 41
    • 62

    Mostly Cloudy

    • 40
    • 60

    Mostly Cloudy

    • 41
    • 58

    Mostly Cloudy

Today 7 Jan McMullen

Sunny. Highs in the mid 80s. Southeast Winds 5 to 10 Mph, increasing to 10 to 15 Mph this afternoon.

Tonight 7 Jan McMullen

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the mid 60s. Southeast Winds 10 to 15 Mph, increasing to 15 to 20 Mph after midnight. Gusts up to 35 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Blanco Tank Temperature Statistics

January Temperature

Cotulla, Cotulla-La Salle County Airport (27.3 miles)

  • Lowest 1 January, 2026

    41 °F

  • Average January

    65.4 °F

  • Highest 2 January, 2026

    90 °F

Climate (2021–Present)

Cotulla, Cotulla-La Salle County Airport (27.3 miles)

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  • Average Low 2021–2026

    64.6 °F

  • Average 2021–2026

    75.9 °F

  • Average High 2021–2026

    88.2 °F
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