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

76°F

24°C

Humidity 62%
Wind Speed Calm
Barometer 30.04 in (1015.4 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 10 Oct 9:51 am CDT
Extended Forecast for

San Antonio TX

  • Today

    Today: Sunny, with a high near 91. Light south southwest wind becoming south southeast 5 to 10 mph in the afternoon.

    High: 91 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 70. South southeast wind around 5 mph.

    Low: 70 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 92. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 92 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 75. Southeast wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 75 °F

    Partly Cloudy

  • Columbus Day

    Columbus Day: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 92. South southeast wind 5 to 10 mph.

    High: 92 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

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

    Low: 76 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 94. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 94 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 77. South southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 94. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 94 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 91. Light south southwest wind becoming south southeast 5 to 10 mph in the afternoon.
Tonight
Mostly clear, with a low around 70. South southeast wind around 5 mph.
Sunday
Mostly sunny, with a high near 92. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 75. Southeast wind 5 to 15 mph, with gusts as high as 25 mph.
Columbus Day
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 92. South southeast wind 5 to 10 mph.
Monday Night
Partly cloudy, with a low around 76. Southeast wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 94. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 77. South southeast wind around 10 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 94. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 76.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 91.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Antonio TX
 29.46°N 98.53°W (Elev. 699 ft)
Last Update:
10:44 am CDT Oct 10, 2026
Forecast Valid:
10am CDT Oct 10, 2026-6pm CDT Oct 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation