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.

Overcast

61°F

16°C

Humidity 87%
Wind Speed N 16 mph
Barometer 29.89 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 1 May 3:56 pm CDT
Extended Forecast for

Wimberley TX

  • This Afternoon

    This Afternoon: Showers likely. Cloudy, with a high near 62. North northeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 62 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers likely, mainly before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 49. North northeast wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 49 °F

    Showers
    Likely then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 72. North wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 72 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 50. East northeast wind around 5 mph becoming calm in the evening.

    Low: 50 °F

    Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 76. Calm wind becoming south around 5 mph in the afternoon.

    High: 76 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 57. South southeast wind around 5 mph.

    Low: 57 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 83. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 83 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 66. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 66 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 89. South southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 89 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Showers likely. Cloudy, with a high near 62. North northeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Showers likely, mainly before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 49. North northeast wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Sunny, with a high near 72. North wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Clear, with a low around 50. East northeast wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 76. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 57. South southeast wind around 5 mph.
Monday
Partly sunny, with a high near 83. South wind 5 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 66. South wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly cloudy, with a high near 89. South southwest wind around 10 mph, with gusts as high as 20 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 70.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 87.
Wednesday Night
Mostly cloudy, with a low around 63.
Thursday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 79.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 78.
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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:
2:46 pm CDT May 1, 2026
Forecast Valid:
4pm CDT May 1, 2026-6pm CDT May 8, 2026
 
Forecast Discussion
 
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Additional Resources

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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