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

58°F

14°C

Humidity 56%
Wind Speed N 17 G 24 mph
Barometer 30.34 in (1027.0 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 5 Apr 10:56 am CDT
Extended Forecast for

Wimberley TX

  • Today

    Today: A 20 percent chance of showers before 4pm. Mostly cloudy, with a high near 68. North northeast wind around 15 mph, with gusts as high as 30 mph.

    High: 68 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: A 20 percent chance of showers after 4am. Mostly cloudy, with a low around 50. North wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 50 °F

    Cloudy then
    Slight Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 71. Northeast wind 5 to 10 mph.

    High: 71 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 47. East northeast wind around 5 mph becoming calm in the evening.

    Low: 47 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 72. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 72 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 51. East wind around 5 mph becoming calm in the evening.

    Low: 51 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 75. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 75 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 58. Southeast wind around 5 mph becoming calm in the evening.

    Low: 58 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 81. Light southeast wind increasing to 5 to 10 mph in the morning.

    High: 81 °F

    Mostly Cloudy

Detailed Forecast

Today
A 20 percent chance of showers before 4pm. Mostly cloudy, with a high near 68. North northeast wind around 15 mph, with gusts as high as 30 mph.
Tonight
A 20 percent chance of showers after 4am. Mostly cloudy, with a low around 50. North wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 71. Northeast wind 5 to 10 mph.
Monday Night
Increasing clouds, with a low around 47. East northeast wind around 5 mph becoming calm in the evening.
Tuesday
Mostly cloudy, with a high near 72. Calm wind becoming east southeast around 5 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 51. East wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 75. Calm wind becoming southeast around 5 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 58. Southeast wind around 5 mph becoming calm in the evening.
Thursday
Mostly cloudy, with a high near 81. Light southeast wind increasing to 5 to 10 mph in the morning.
Thursday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 61.
Friday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 81.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Saturday
A 40 percent chance of showers and thunderstorms. Cloudy, with a high near 80.
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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:
11:33 am CDT Apr 5, 2026
Forecast Valid:
11am CDT Apr 5, 2026-6pm CDT Apr 11, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation