Current conditions at
San Antonio, San Antonio International Airport (KSAT)
Lat: 29.53°NLon: 98.46°WElev: 807ft.
Fair
89°F
32°C
| Humidity | 23% |
| Wind Speed | S 13 G 21 mph |
| Barometer | 30.00 in (1014.3 mb) |
| Dewpoint | 46°F (8°C) |
| Visibility | 10.00 mi |
| Heat Index | 86°F (30°C) |
| Last update | 20 Mar 5:51 pm CDT |
Extended Forecast for
Castle Hills TX
Tonight
Low: 58 °F
Mostly Clear
Saturday
High: 92 °F
Sunny
Saturday Night
Low: 59 °F
Clear
Sunday
High: 93 °F
Sunny
Sunday Night
Low: 58 °F
Mostly Clear
Monday
High: 88 °F
Sunny
Monday Night
Low: 62 °F
Mostly Clear
Tuesday
High: 88 °F
Mostly Sunny
Tuesday Night
Low: 63 °F
Mostly Clear
Detailed Forecast
Tonight
Mostly clear, with a low around 58. South wind 5 to 10 mph.
Saturday
Sunny, with a high near 92. South wind 5 to 10 mph.
Saturday Night
Clear, with a low around 59. South wind 5 to 10 mph.
Sunday
Sunny, with a high near 93. South wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 58. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 88. South southeast wind around 5 mph.
Monday Night
Mostly clear, with a low around 62. South southeast wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 88. South wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 63. South southeast wind 5 to 10 mph.
Wednesday
Mostly sunny, with a high near 91.
Wednesday Night
Mostly clear, with a low around 63.
Thursday
Mostly sunny, with a high near 91.
Thursday Night
Mostly clear, with a low around 62.
Friday
Mostly sunny, with a high near 88.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Castle Hills TX
29.53°N 98.51°W (Elev. 869 ft)
29.53°N 98.51°W (Elev. 869 ft)
5:32 pm CDT Mar 20, 2026
5pm CDT Mar 20, 2026-6pm CDT Mar 27, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
