Carter Lake Weather Forecast

    • 75
    • 92

    Increasing Clouds

    • 76
    • 92

    Chance Thunderstorms

    • 77
    • 93

    Partly Sunny

    • 75
    • 93

    Chance Thunderstorms

    • 76
    • 92

    Chance Thunderstorms

    • 76
    • 94

    Chance Thunderstorms

    • 75
    • 93

    Chance Thunderstorms

Today 9 Jun Guadalupe

Partly cloudy with a slight chance of Showers and Thunderstorms. Highs in the lower 90s. Southeast Winds 10 to 15 Mph. Chance of rain 20 percent.

Tonight 9 Jun Guadalupe

Partly cloudy this Evening, then mostly cloudy with a slight chance of Showers after midnight. Lows in the mid 70s. Southeast Winds 10 to 15 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Carter Lake Temperature Statistics

June Temperature

San Marcos, San Marcos Municipal Airport (18 miles)

  • Lowest 1 June, 2026

    69.1 °F

  • Average June

    79.7 °F

  • Highest 1 June, 2026

    91.9 °F

Climate (2021–Present)

San Marcos, San Marcos Municipal Airport (18 miles)

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  • Average Low 2021–2026

    60 °F

  • Average 2021–2026

    70.8 °F

  • Average High 2021–2026

    82.4 °F
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