Lake Lyndon B Johnson Weather Forecast

    • 48
    • 61

    Cloudy

    • 47
    • 71

    Gradual Clearing

    • 52
    • 73

    Mostly Cloudy

    • 25
    • 56

    Rain/Freezing Rain

    • 14
    • 31

    Wintry Mix Likely

    • 13
    • 29

    Partly Sunny

    • 18
    • 39

    Mostly Sunny

Today 20 Jan Llano

Mostly cloudy. Near steady temperature in the upper 50s. Southeast Winds around 5 Mph.

Tonight 20 Jan Llano

Cloudy. A slight chance of Showers after midnight. Not as cool with Lows in the upper 40s. South Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Lyndon B Johnson Temperature Statistics

January Temperature

Horseshoe Bay Resort Airpark (2.5 miles)

  • Lowest 18 January, 2026

    20.8 °F

  • Average January

    56.9 °F

  • Highest 2 January, 2026

    86.2 °F

Climate (2021–Present)

Horseshoe Bay Resort Airpark (2.5 miles)

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  • Average Low 2021–2026

    57.6 °F

  • Average 2021–2026

    69.4 °F

  • Average High 2021–2026

    81.8 °F
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