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

81°F

27°C

Humidity 13%
Wind Speed S 8 mph
Barometer 30.12 in (1018.6 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 6 Feb 3:51 pm CST
Extended Forecast for

San Antonio International Airport TX

  • Tonight

    Tonight: Clear, with a low around 49. Calm wind.

    Low: 49 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 79. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 51. Southeast wind around 5 mph becoming calm in the evening.

    Low: 51 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 74. Calm wind becoming south around 5 mph in the afternoon.

    High: 74 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 55. South southeast wind around 5 mph becoming calm after midnight.

    Low: 55 °F

    Mostly Cloudy

  • Monday

    Monday: A 20 percent chance of showers after noon. Mostly cloudy, with a high near 75. Light south wind increasing to 5 to 10 mph in the morning.

    High: 75 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 58. South southeast wind around 5 mph.

    Low: 58 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 40 percent chance of showers, mainly before noon. Partly sunny, with a high near 77. South wind 5 to 10 mph.

    High: 77 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56. South wind around 5 mph becoming calm.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 49. Calm wind.
Saturday
Sunny, with a high near 79. Calm wind becoming east southeast around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 51. Southeast wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 74. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 55. South southeast wind around 5 mph becoming calm after midnight.
Monday
A 20 percent chance of showers after noon. Mostly cloudy, with a high near 75. Light south wind increasing to 5 to 10 mph in the morning.
Monday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 58. South southeast wind around 5 mph.
Tuesday
A 40 percent chance of showers, mainly before noon. Partly sunny, with a high near 77. South wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 56. South wind around 5 mph becoming calm.
Wednesday
Mostly sunny, with a high near 82.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
Partly sunny, with a high near 79.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 57.
Friday
Mostly sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Antonio International Airport TX
 29.55°N 98.46°W (Elev. 751 ft)
Last Update:
3:47 pm CST Feb 6, 2026
Forecast Valid:
4pm CST Feb 6, 2026-6pm CST Feb 13, 2026
 
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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