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.

Fair

50°F

10°C

Humidity 71%
Wind Speed N 6 mph
Barometer 30.17 in (1021.4 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 12 Feb 4:56 am CST
Extended Forecast for

Kyle TX

  • Today

    Today: Mostly sunny, with a high near 80. Calm wind becoming south around 5 mph in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 58. Southeast wind around 5 mph.

    Low: 58 °F

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 80. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 80 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Showers likely after midnight. Mostly cloudy, with a low around 62. South southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 62 °F

    Mostly Cloudy
    then Showers
    Likely

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 9am. High near 79. South southeast wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 100%.

    High: 79 °F

    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before midnight. Mostly clear, with a low around 54. West wind around 10 mph, with gusts as high as 20 mph.

    Low: 54 °F

    Slight Chance
    Showers then
    Clear

  • Sunday

    Sunday: Sunny, with a high near 76. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 76 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 45. North wind around 5 mph becoming calm in the evening.

    Low: 45 °F

    Mostly Clear

  • Washington's Birthday

    Washington's Birthday: Sunny, with a high near 77. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 77 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 80. Calm wind becoming south around 5 mph in the afternoon.
Tonight
Partly cloudy, with a low around 58. Southeast wind around 5 mph.
Friday
Mostly cloudy, with a high near 80. South wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Showers likely after midnight. Mostly cloudy, with a low around 62. South southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Saturday
Showers, with thunderstorms also possible after 9am. High near 79. South southeast wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 100%.
Saturday Night
A 20 percent chance of showers before midnight. Mostly clear, with a low around 54. West wind around 10 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 76. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 45. North wind around 5 mph becoming calm in the evening.
Washington's Birthday
Sunny, with a high near 77. Calm wind becoming south southeast around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 50.
Tuesday
Mostly sunny, with a high near 83.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
Mostly sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Kyle TX
 29.99°N 97.89°W (Elev. 791 ft)
Last Update:
12:44 am CST Feb 12, 2026
Forecast Valid:
5am CST Feb 12, 2026-6pm CST Feb 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation