Pierce Lake Weather Forecast

    • 58
    • 80

    Rain Showers Likely

    • 57
    • 82

    Mostly Sunny

    • 61
    • 86

    Mostly Sunny

    • 51
    • 84

    Mostly Sunny

    • 44
    • 70

    Sunny

    • 44
    • 71

    Sunny

Today 25 Oct Hays

Mostly cloudy. A chance of Showers with a slight chance of Thunderstorms Early, then Showers and Thunderstorms likely. Some Thunderstorms may produce heavy Rainfall, then some Thunderstorms may be severe with heavy rainfall. Highs around 80. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 70 percent.

Tonight 25 Oct Hays

Partly cloudy. A chance of Showers and Thunderstorms in the evening. Some Thunderstorms may be severe with heavy rainfall. Lows around 60. Northeast Winds around 5 Mph, becoming northwest after midnight. Chance of rain 40 percent.

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Pierce Lake Temperature Statistics

October Temperature

San Marcos, San Marcos Municipal Airport (20.5 miles)

  • Lowest 20 October, 2025

    57.9 °F

  • Average October

    78.5 °F

  • Highest 1 October, 2025

    96.1 °F

Climate (2020–Present)

San Marcos, San Marcos Municipal Airport (20.5 miles)

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  • Average Low 2020–2025

    59.3 °F

  • Average 2020–2025

    70 °F

  • Average High 2020–2025

    81.8 °F
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