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

52°F

11°C

Humidity 83%
Wind Speed S 3 mph
Barometer 30.16 in (1021.1 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 9 Feb 1:56 am CST
Extended Forecast for

Wimberley TX

  • Overnight

    Overnight: Partly cloudy, with a low around 51. Calm wind.

    Low: 51 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 84. Calm wind becoming south around 5 mph in the morning.

    High: 84 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 56. South wind around 5 mph.

    Low: 56 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Cloudy, with a high near 75. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 75 °F

    Cloudy

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 57. South southeast wind around 5 mph becoming calm in the evening.

    Low: 57 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers before noon. Mostly sunny, with a high near 76. Calm wind becoming north around 5 mph.

    High: 76 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 81. Calm wind becoming south around 5 mph in the afternoon.

    High: 81 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 58. South wind around 5 mph.

    Low: 58 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 51. Calm wind.
Monday
Sunny, with a high near 84. Calm wind becoming south around 5 mph in the morning.
Monday Night
Increasing clouds, with a low around 56. South wind around 5 mph.
Tuesday
Cloudy, with a high near 75. South wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 57. South southeast wind around 5 mph becoming calm in the evening.
Wednesday
A 20 percent chance of showers before noon. Mostly sunny, with a high near 76. Calm wind becoming north around 5 mph.
Wednesday Night
Partly cloudy, with a low around 55. Calm wind.
Thursday
Partly sunny, with a high near 81. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 58. South wind around 5 mph.
Friday
Mostly cloudy, with a high near 81.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 57.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 76.
Saturday Night
Mostly clear, with a low around 46.
Sunday
Sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Wimberley TX
 29.99°N 98.1°W (Elev. 817 ft)
Last Update:
2:32 am CST Feb 9, 2026
Forecast Valid:
2am CST Feb 9, 2026-6pm CST Feb 15, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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