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

64°F

18°C

Humidity 73%
Wind Speed N 7 mph
Barometer 29.98 in (1014.2 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 8 Oct 5:56 am CDT
Extended Forecast for

3 Miles SW Kyle TX

  • Today

    Today: Sunny, with a high near 90. Northeast wind around 5 mph.

    High: 90 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 66. East northeast wind around 5 mph becoming calm in the evening.

    Low: 66 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 90. Northeast wind 5 to 10 mph.

    High: 90 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 66. Northeast wind around 5 mph becoming calm in the evening.

    Low: 66 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 87. Northeast wind around 5 mph.

    High: 87 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 66. East wind around 5 mph becoming calm.

    Low: 66 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 89. Light south wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 89 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 70. South southeast wind around 5 mph becoming calm after midnight.

    Low: 70 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 89. Light south southeast wind becoming south 5 to 10 mph in the morning.

    High: 89 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 90. Northeast wind around 5 mph.
Tonight
Mostly clear, with a low around 66. East northeast wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 90. Northeast wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 66. Northeast wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 87. Northeast wind around 5 mph.
Saturday Night
Mostly clear, with a low around 66. East wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 89. Light south wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Mostly clear, with a low around 70. South southeast wind around 5 mph becoming calm after midnight.
Columbus Day
Mostly sunny, with a high near 89. Light south southeast wind becoming south 5 to 10 mph in the morning.
Monday Night
Partly cloudy, with a low around 72.
Tuesday
Partly sunny, with a high near 90.
Tuesday Night
Partly cloudy, with a low around 72.
Wednesday
Mostly sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Kyle TX
 29.97°N 97.89°W (Elev. 738 ft)
Last Update:
6:54 am CDT Oct 8, 2026
Forecast Valid:
6am CDT Oct 8, 2026-6pm CDT Oct 14, 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

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Chance of Precipitation