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

63°F

17°C

Humidity 78%
Wind Speed N 5 mph
Barometer 29.95 in (1013.3 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 27 Feb 1:56 am CST
Extended Forecast for

Wimberley TX

  • Overnight

    Overnight: Mostly clear, with a low around 57. North northeast wind around 5 mph.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 84. North northeast wind 5 to 10 mph becoming east in the afternoon.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55. East wind around 5 mph becoming calm after midnight.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 84. Light south southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 84 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 58. South wind 5 to 10 mph.

    Low: 58 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 83. South wind 5 to 10 mph, with gusts as high as 25 mph.

    High: 83 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 59. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 59 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 81. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 81 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 57. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 57 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 57. North northeast wind around 5 mph.
Friday
Sunny, with a high near 84. North northeast wind 5 to 10 mph becoming east in the afternoon.
Friday Night
Mostly clear, with a low around 55. East wind around 5 mph becoming calm after midnight.
Saturday
Sunny, with a high near 84. Light south southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 58. South wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 83. South wind 5 to 10 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 59. South wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 81. South wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 57. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly cloudy, with a high near 83.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 61.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Wimberley TX
 29.99°N 98.1°W (Elev. 817 ft)
Last Update:
2:32 am CST Feb 27, 2026
Forecast Valid:
2am CST Feb 27, 2026-6pm CST Mar 5, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation