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.

Overcast

74°F

23°C

Humidity 85%
Wind Speed N 10 G 18 mph
Barometer 30.05 in (1015.9 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 3 Oct 10:51 pm CDT
Extended Forecast for

San Antonio TX

  • Tonight

    Tonight: Mostly cloudy, with a low around 73. North northeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 73 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 82. North northeast wind around 15 mph, with gusts as high as 25 mph.

    High: 82 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 71. North northeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 71 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 85. North northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 85 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 66. North northeast wind 5 to 10 mph.

    Low: 66 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 86. North wind 5 to 10 mph.

    High: 86 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 67. Calm wind becoming north northeast around 5 mph after midnight.

    Low: 67 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 87. East northeast wind 5 to 10 mph.

    High: 87 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 68. North northeast wind 5 to 10 mph.

    Low: 68 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 73. North northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
Partly sunny, with a high near 82. North northeast wind around 15 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 71. North northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
Mostly sunny, with a high near 85. North northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 66. North northeast wind 5 to 10 mph.
Tuesday
Sunny, with a high near 86. North wind 5 to 10 mph.
Tuesday Night
Clear, with a low around 67. Calm wind becoming north northeast around 5 mph after midnight.
Wednesday
Sunny, with a high near 87. East northeast wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 68. North northeast wind 5 to 10 mph.
Thursday
Mostly sunny, with a high near 86.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 69.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 87.
Friday Night
A 20 percent chance of showers. Partly cloudy, with a low around 69.
Saturday
Mostly sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Antonio TX
 29.46°N 98.53°W (Elev. 699 ft)
Last Update:
6:44 pm CDT Oct 3, 2026
Forecast Valid:
11pm CDT Oct 3, 2026-6pm CDT Oct 10, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation