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

93°F

34°C

Humidity 21%
Wind Speed S 16 mph
Barometer 29.88 in (1011.1 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 22 Mar 4:56 pm CDT
Extended Forecast for

Kyle TX

  • Tonight

    Tonight: Mostly clear, with a low around 57. South wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 57 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 87. Calm wind becoming east around 5 mph in the morning.

    High: 87 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 58. East wind around 5 mph becoming south after midnight.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 88. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 88 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 62. South wind around 10 mph.

    Low: 62 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 90. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 90 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 63. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 63 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 92. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 92 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 61. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 61 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 57. South wind 5 to 15 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 87. Calm wind becoming east around 5 mph in the morning.
Monday Night
Mostly clear, with a low around 58. East wind around 5 mph becoming south after midnight.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 88. South wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 62. South wind around 10 mph.
Wednesday
Mostly sunny, with a high near 90. South wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 63. South wind around 10 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 92. South wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Mostly clear, with a low around 61. South wind 10 to 15 mph, with gusts as high as 25 mph.
Friday
Mostly sunny, with a high near 88.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Partly sunny, with a high near 77.
Saturday Night
Partly cloudy, with a low around 53.
Sunday
Mostly sunny, with a high near 82.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Kyle TX
 30°N 97.86°W (Elev. 699 ft)
Last Update:
2:44 pm CDT Mar 22, 2026
Forecast Valid:
5pm CDT Mar 22, 2026-6pm CDT Mar 29, 2026
 
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