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

22°C

72°F

Humidity 87%
Wind Speed NE 6 km/h
Barometer 1016.1 mb (30.06 in)
Dewpoint 20°C (68°F)
Visibility 16 km
Last update 13 Sep 7:51 am CDT
Extended Forecast for

San Antonio International Airport TX

  • Today

    Today: Mostly sunny, with a high near 36. Southeast wind 10 to 20 km/h, with gusts as high as 30 km/h.

    High: 36 °C

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 22. South southeast wind 20 to 25 km/h decreasing to 10 to 15 km/h after midnight. Winds could gust as high as 35 km/h.

    Low: 22 °C

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 35. South southeast wind 5 to 15 km/h.

    High: 35 °C

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 22. Southeast wind 10 to 20 km/h, with gusts as high as 30 km/h.

    Low: 22 °C

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 35. East southeast wind 5 to 10 km/h increasing to 10 to 15 km/h in the afternoon.

    High: 35 °C

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 21. East southeast wind 15 to 20 km/h decreasing to 5 to 10 km/h after midnight.

    Low: 21 °C

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 35. East southeast wind 5 to 10 km/h increasing to 10 to 15 km/h in the afternoon.

    High: 35 °C

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 22. East southeast wind 10 to 15 km/h.

    Low: 22 °C

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 35. East northeast wind around 10 km/h becoming southeast in the afternoon.

    High: 35 °C

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 36. Southeast wind 10 to 20 km/h, with gusts as high as 30 km/h.
Tonight
Partly cloudy, with a low around 22. South southeast wind 20 to 25 km/h decreasing to 10 to 15 km/h after midnight. Winds could gust as high as 35 km/h.
Sunday
Mostly sunny, with a high near 35. South southeast wind 5 to 15 km/h.
Sunday Night
Partly cloudy, with a low around 22. Southeast wind 10 to 20 km/h, with gusts as high as 30 km/h.
Monday
Sunny, with a high near 35. East southeast wind 5 to 10 km/h increasing to 10 to 15 km/h in the afternoon.
Monday Night
Mostly clear, with a low around 21. East southeast wind 15 to 20 km/h decreasing to 5 to 10 km/h after midnight.
Tuesday
Sunny, with a high near 35. East southeast wind 5 to 10 km/h increasing to 10 to 15 km/h in the afternoon.
Tuesday Night
Partly cloudy, with a low around 22. East southeast wind 10 to 15 km/h.
Wednesday
Mostly sunny, with a high near 35. East northeast wind around 10 km/h becoming southeast in the afternoon.
Wednesday Night
Partly cloudy, with a low around 22.
Thursday
Mostly sunny, with a high near 35.
Thursday Night
Mostly clear, with a low around 22.
Friday
Sunny, with a high near 36.
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ABOUT THIS FORECAST

 
Point Forecast:
San Antonio International Airport TX
 29.53°N 98.45°W (Elev. 771 m)
Last Update:
6:42 am CDT Sep 13, 2025
Forecast Valid:
8am CDT Sep 13, 2025-6pm CDT Sep 19, 2025
 
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Additional Resources

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