Lower Colorado River Authority Park Weather Forecast

    • 71
    • 97

    Chance Thunderstorms

    • 71
    • 96

    Partly Sunny

    • 72
    • 94

    Mostly Cloudy

    • 69
    • 91

    Rain Showers Likely

    • 66
    • 86

    Rain Showers Likely

    • 65
    • 82

    Chance Rain Showers

Today 27 Sep Llano

Partly cloudy in the Morning, then mostly cloudy with a chance of Showers and Thunderstorms in the afternoon. Highs in the upper 90s. South Winds around 5 Mph. Chance of rain 40 percent.

Tonight 27 Sep Llano

Mostly cloudy with a slight chance of Showers and Thunderstorms in the Evening, then mostly clear after midnight. Lows around 70. Southeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lower Colorado River Authority Park Temperature Statistics

September Temperature

Llano, Llano Municipal Airport (13 miles)

  • Lowest 21 September, 2026

    68 °F

  • Average September

    84.3 °F

  • Highest 12 September, 2026

    104 °F

Climate (2021–2026)

Llano, Llano Municipal Airport (13 miles)

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  • Average Low 2021–2026

    55.6 °F

  • Average 2021–2026

    68.7 °F

  • Average High 2021–2026

    82.3 °F
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