Pierce Lake Weather Forecast

    • 61
    • 80

    Partly Sunny

    • 56
    • 78

    Mostly Cloudy

    • 40
    • 76

    Mostly Cloudy

    • 36
    • 57

    Mostly Cloudy

    • 35
    • 60

    Mostly Cloudy

    • 36
    • 55

    Partly Sunny

Today 7 Jan Hays

Partly cloudy. Highs around 80. Northwest Winds around 5 Mph, becoming south with Gusts up to 20 Mph this afternoon.

Tonight 7 Jan Hays

Partly cloudy in the Evening, then becoming cloudy. Not as cool with Lows in the lower 60s. South Winds 10 to 15 Mph with Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Pierce Lake Temperature Statistics

January Temperature

San Marcos, San Marcos Municipal Airport (20.5 miles)

  • Lowest 1 January, 2026

    37 °F

  • Average January

    62.6 °F

  • Highest 2 January, 2026

    89.1 °F

Climate (2021–Present)

San Marcos, San Marcos Municipal Airport (20.5 miles)

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  • Average Low 2021–2026

    59.6 °F

  • Average 2021–2026

    70.3 °F

  • Average High 2021–2026

    81.9 °F
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