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Current conditions at
San Antonio, San Antonio International Airport (KSAT)
Lat: 29.53°NLon: 98.46°WElev: 807ft.
A Few Clouds
85°F
29°C
| Humidity | 65% |
| Wind Speed | S 7 mph |
| Barometer | 30.11 in (1017.6 mb) |
| Dewpoint | 72°F (22°C) |
| Visibility | 10.00 mi |
| Heat Index | 91°F (33°C) |
| Last update | 18 Aug 9:51 am CDT |
Extended Forecast for
Castle Hills TX
Today
High: 100 °F
Hot
Tonight
Low: 77 °F
Partly Cloudy
Wednesday
High: 100 °F
Hot
Wednesday Night
Low: 77 °F
Partly Cloudy
Thursday
High: 100 °F
Hot
Thursday Night
Low: 79 °F
Mostly Clear
Friday
High: 100 °F
Hot
Friday Night
Low: 79 °F
Mostly Clear
Saturday
High: 101 °F
Hot
Detailed Forecast
Today
Sunny and hot, with a high near 100. South wind around 5 mph.
Tonight
Partly cloudy, with a low around 77. South southeast wind 5 to 10 mph.
Wednesday
Mostly sunny and hot, with a high near 100. South southwest wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 77. South wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny and hot, with a high near 100. South wind around 5 mph.
Thursday Night
Mostly clear, with a low around 79. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
Mostly sunny and hot, with a high near 100. South wind around 5 mph.
Friday Night
Mostly clear, with a low around 79. Southeast wind around 5 mph.
Saturday
Sunny and hot, with a high near 101. South southwest wind around 5 mph becoming southeast in the afternoon.
Saturday Night
Mostly clear, with a low around 79.
Sunday
Sunny and hot, with a high near 100.
Sunday Night
Mostly clear, with a low around 77.
Monday
Sunny and hot, with a high near 99.
Additional Forecasts and Information
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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)
6:42 am CDT Aug 18, 2026
10am CDT Aug 18, 2026-6pm CDT Aug 24, 2026
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