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

88°F

31°C

Humidity 46%
Wind Speed S 16 mph
Barometer 29.87 in (1010.9 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 16 May 2:56 pm CDT
Extended Forecast for

Kyle TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 90. South southeast wind around 15 mph, with gusts as high as 25 mph.

    High: 90 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 75. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 75 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 90. South southeast wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 90 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 78. South southeast wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 78 °F

    Slight Chance
    T-storms

  • Monday

    Monday: Mostly cloudy, with a high near 91. South southeast wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 91 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 78. South southeast wind around 15 mph, with gusts as high as 30 mph.

    Low: 78 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 91. South southeast wind around 15 mph, with gusts as high as 25 mph.

    High: 91 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Low around 74. South southeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    Low: 74 °F

    T-storms

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 85. South southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    High: 85 °F

    Showers
    Likely then
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 90. South southeast wind around 15 mph, with gusts as high as 25 mph.
Tonight
Mostly cloudy, with a low around 75. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
Mostly cloudy, with a high near 90. South southeast wind 10 to 20 mph, with gusts as high as 30 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 78. South southeast wind 15 to 20 mph, with gusts as high as 30 mph.
Monday
Mostly cloudy, with a high near 91. South southeast wind 15 to 20 mph, with gusts as high as 30 mph.
Monday Night
Mostly cloudy, with a low around 78. South southeast wind around 15 mph, with gusts as high as 30 mph.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 91. South southeast wind around 15 mph, with gusts as high as 25 mph.
Tuesday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Low around 74. South southeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Wednesday
Showers and possibly a thunderstorm. High near 85. South southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
Thursday
Showers and thunderstorms likely. Mostly cloudy, with a high near 83. Chance of precipitation is 70%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.
Friday
Showers and thunderstorms likely. Mostly cloudy, with a high near 80. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
Kyle TX
 29.99°N 97.89°W (Elev. 791 ft)
Last Update:
2:44 pm CDT May 16, 2026
Forecast Valid:
3pm CDT May 16, 2026-6pm CDT May 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation