National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

A Few Clouds

70°F

21°C

Humidity 82%
Wind Speed S 9 mph
Barometer 29.99 in (1014.9 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 31 Mar 11:56 pm CDT
Extended Forecast for

Kyle TX

  • Overnight

    Overnight: Increasing clouds, with a low around 66. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 66 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Cloudy, then gradually becoming mostly sunny, with a high near 89. South wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 89 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 66. South southeast wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 66 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: A slight chance of showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm between 7am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Cloudy, with a high near 83. South wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

    High: 83 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 68. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 68 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 87. South southeast wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 87 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 66. South southeast wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 66 °F

    Chance
    T-storms

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 77. South wind 10 to 15 mph becoming north northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 90%.

    High: 77 °F

    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 52. North northeast wind around 15 mph, with gusts as high as 30 mph.

    Low: 52 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Increasing clouds, with a low around 66. South wind around 10 mph, with gusts as high as 20 mph.
Wednesday
Cloudy, then gradually becoming mostly sunny, with a high near 89. South wind 10 to 15 mph, with gusts as high as 30 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 66. South southeast wind 10 to 20 mph, with gusts as high as 30 mph.
Thursday
A slight chance of showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm between 7am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Cloudy, with a high near 83. South wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Thursday Night
Mostly cloudy, with a low around 68. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Friday
Mostly cloudy, with a high near 87. South southeast wind 10 to 15 mph, with gusts as high as 30 mph.
Friday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 66. South southeast wind 10 to 20 mph, with gusts as high as 30 mph.
Saturday
Showers and possibly a thunderstorm. High near 77. South wind 10 to 15 mph becoming north northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 90%.
Saturday Night
A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 52. North northeast wind around 15 mph, with gusts as high as 30 mph.
Sunday
A chance of showers and thunderstorms. Cloudy, with a high near 64. Chance of precipitation is 30%.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 49.
Monday
Mostly cloudy, with a high near 67.
Monday Night
Mostly cloudy, with a low around 48.
Tuesday
Mostly cloudy, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
Kyle TX
 29.99°N 97.89°W (Elev. 791 ft)
Last Update:
12:02 am CDT Apr 1, 2026
Forecast Valid:
12am CDT Apr 1, 2026-6pm CDT Apr 7, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation