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.

Fair

69°F

21°C

Humidity 47%
Wind Speed Calm
Barometer 30.16 in (1019.6 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 21 Oct 9:51 pm CDT
Extended Forecast for

San Antonio TX

  • Tonight

    Tonight: Mostly clear, with a low around 63. East northeast wind around 5 mph becoming calm.

    Low: 63 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 85. East wind around 5 mph.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 60. East wind around 5 mph becoming calm in the evening.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 84. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 63. Southeast wind 5 to 10 mph.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 84. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 84 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 65. Southeast wind around 10 mph, with gusts as high as 25 mph.

    Low: 65 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 82. East southeast wind around 10 mph, with gusts as high as 20 mph.

    High: 82 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 62. East southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 62 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 63. East northeast wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 85. East wind around 5 mph.
Thursday Night
Mostly clear, with a low around 60. East wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 84. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.
Friday Night
Mostly clear, with a low around 63. Southeast wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 84. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 65. Southeast wind around 10 mph, with gusts as high as 25 mph.
Sunday
Mostly cloudy, with a high near 82. East southeast wind around 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 62. East southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Partly sunny, with a high near 81.
Monday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
Mostly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Antonio TX
 29.46°N 98.5°W (Elev. 741 ft)
Last Update:
6:42 pm CDT Oct 21, 2026
Forecast Valid:
10pm CDT Oct 21, 2026-6pm CDT Oct 28, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation