Alamo Weather Forecast

    • 57
    • 90

    Partly Cloudy

    • 54
    • 88

    Partly Sunny

    • 49
    • 77

    Mostly Sunny

    • 44
    • 78

    Mostly Sunny

    • 54
    • 82

    Partly Sunny

    • 59
    • 85

    Partly Sunny

Today 13 Mar Hays

Mostly sunny. Highs in the upper 80s. West Winds 5 to 10 Mph, becoming southwest this afternoon.

Tonight 13 Mar Hays

Partly cloudy. Lows in the upper 50s. South Winds 5 to 10 Mph with Gusts up to 25 Mph.

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Alamo Temperature Statistics

March Temperature

San Marcos, San Marcos Municipal Airport (5 miles)

  • Lowest 10 March, 2025

    37 °F

  • Average March

    63.8 °F

  • Highest 8 March, 2025

    86 °F

Climate (2020–Present)

San Marcos, San Marcos Municipal Airport (5 miles)

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  • Average Low 2020–2025

    59.1 °F

  • Average 2020–2025

    69.7 °F

  • Average High 2020–2025

    81.5 °F
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