Lake Brownwood State Park Weather Forecast

    • 66
    • 88

    Rain Showers

    • 64
    • 84

    Chance Thunderstorms

    • 60
    • 80

    Rain Showers Likely

    • 61
    • 76

    Chance Rain Showers

    • 61
    • 80

    Chance Rain Showers

    • 58
    • 81

    Mostly Sunny

    • 58
    • 82

    Mostly Sunny

Today 30 Sep Brown

Mostly sunny with a 20 percent chance of Showers. Highs in the lower 80s.

Tonight 30 Sep Brown

A chance of Thunderstorms. Showers. Locally heavy rainfall possible after midnight. Lows in the mid 60s. South Winds 10 to 15 Mph. Gusts up to 30 Mph this evening. Chance of rain near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Brownwood State Park Temperature Statistics

September Temperature

Brownwood, Brownwood Regional Airport (5.6 miles)

  • Lowest 21 September, 2026

    63 °F

  • Average September

    84.5 °F

  • Highest 12 September, 2026

    103.8 °F

Climate (2021–2026)

Brownwood, Brownwood Regional Airport (5.6 miles)

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  • Average Low 2021–2026

    53.1 °F

  • Average 2021–2026

    66.2 °F

  • Average High 2021–2026

    79.3 °F
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