John J. Stokes San Marcos River City Park Weather Forecast

    • 55
    • 70

    Gradual Clearing

    • 62
    • 83

    Mostly Cloudy

    • 65
    • 88

    Mostly Cloudy

    • 66
    • 86

    Mostly Cloudy

    • 64
    • 87

    Mostly Cloudy

    • 66
    • 82

    Slight Chance Thunderstorms

Today 28 Mar Hays

Mostly cloudy. Much cooler with Highs in the upper 60s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 28 Mar Hays

Mostly clear. Lows in the lower 50s. Northeast Winds around 5 Mph, becoming south after midnight.

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John J. Stokes San Marcos River City Park Temperature Statistics

March Temperature

San Marcos, San Marcos Municipal Airport (3.7 miles)

  • Lowest 13 March, 2026

    37.9 °F

  • Average March

    69.7 °F

  • Highest 15 March, 2026

    98.1 °F

Climate (2021–Present)

San Marcos, San Marcos Municipal Airport (3.7 miles)

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  • Average Low 2021–2026

    59.9 °F

  • Average 2021–2026

    70.6 °F

  • Average High 2021–2026

    82.3 °F
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