National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

Partly Cloudy

94°F

34°C

Humidity 43%
Wind Speed SE 12 mph
Barometer 30.01 in (1014.2 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 3 Jul 3:51 pm CDT
Extended Forecast for

San Antonio International Airport TX

  • Tonight

    Tonight: Increasing clouds, with a low around 76. Southeast wind 5 to 10 mph.

    Low: 76 °F

    Increasing
    Clouds

  • Independence Day

    Independence Day: Mostly sunny, with a high near 95. Heat index values as high as 101. South wind 5 to 10 mph.

    High: 95 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 76. South southeast wind 5 to 10 mph.

    Low: 76 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 95. Heat index values as high as 101. South wind around 5 mph.

    High: 95 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 76. Southeast wind 5 to 10 mph.

    Low: 76 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 95. Calm wind becoming south southeast around 5 mph in the morning.

    High: 95 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 76. South southeast wind 5 to 10 mph.

    Low: 76 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 95. South wind around 5 mph.

    High: 95 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 77. South southeast wind 5 to 10 mph.

    Low: 77 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 76. Southeast wind 5 to 10 mph.
Independence Day
Mostly sunny, with a high near 95. Heat index values as high as 101. South wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 76. South southeast wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 95. Heat index values as high as 101. South wind around 5 mph.
Sunday Night
Partly cloudy, with a low around 76. Southeast wind 5 to 10 mph.
Monday
Mostly sunny, with a high near 95. Calm wind becoming south southeast around 5 mph in the morning.
Monday Night
Partly cloudy, with a low around 76. South southeast wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 95. South wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 77. South southeast wind 5 to 10 mph.
Wednesday
Sunny, with a high near 96.
Wednesday Night
Mostly clear, with a low around 77.
Thursday
Sunny, with a high near 96.
Thursday Night
Mostly clear, with a low around 77.
Friday
Mostly sunny, with a high near 96.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Antonio International Airport TX
 29.53°N 98.45°W (Elev. 771 ft)
Last Update:
2:46 pm CDT Jul 3, 2026
Forecast Valid:
4pm CDT Jul 3, 2026-6pm CDT Jul 10, 2026
 
Forecast Discussion
 
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Additional Resources

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