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San Antonio, TX 78203 Weather

It is 68°F and fog/mist in San Antonio, TX 78203, observed at 6:35 AM CDT. Today: Patchy Drizzle then Mostly Cloudy, high 79°F, low 67°F. Hourly and 10-day forecast from the National Weather Service. Times are local (CDT).

San Antonio, TX 78203 current weather

68°F

Fog/Mist

H 79° / L 67°Feels like 68°

  • No rain expected in the next 12 hours

Observed at San Antonio, Stinson Municipal Airport (5.4 mi away), 10/31/2026, 6:35 AM CDT

Hourly forecast

NWS, updated 10/31/2026, 4:42 AM PT

  1. Now67°12%
  2. 7 AM67°
  3. 8 AM67°
  4. 9 AM68°
  5. 10 AM70°
  6. 11 AM72°
  7. 12 PM74°
  8. 1 PM76°
  9. 2 PM77°
  10. 3 PM78°
  11. 4 PM79°
  12. 5 PM79°
  13. 6 PM78°
  14. 7 PM76°
  15. 8 PM75°
  16. 9 PM73°
  17. 10 PM73°
  18. 11 PM72°
  19. 12 AM71°Sun
  20. 1 AM71°
  21. 1 AM70°
  22. 2 AM70°
  23. 3 AM68°
  24. 4 AM68°
  25. 5 AM68°
  26. 6 AM67°
  27. 7 AM67°
  28. 8 AM68°
  29. 9 AM72°
  30. 10 AM75°
  31. 11 AM77°
  32. 12 PM78°
  33. 1 PM80°
  34. 2 PM81°
  35. 3 PM82°
  36. 4 PM82°
  37. 5 PM81°
  38. 6 PM79°
  39. 7 PM78°
  40. 8 PM76°
  41. 9 PM75°
  42. 10 PM74°
  43. 11 PM73°
  44. 12 AM72°Mon
  45. 1 AM71°
  46. 2 AM70°
  47. 3 AM69°
  48. 4 AM69°

10-day forecast

Tap a day for details

  • Today10/3112% chance of precipitationLow 67°High 79°

    Today: Patchy drizzle and patchy fog before 10am. Mostly cloudy, with a high near 79. Northeast wind 0 to 5 mph.

    Tonight: Partly cloudy, with a low around 67. Northeast wind 0 to 5 mph.

    Patchy Drizzle then Mostly Cloudy
  • Sun11/1Low 68°High 82°

    Sunday: Partly sunny, with a high near 82. East wind around 5 mph.

    Sunday Night: Mostly cloudy, with a low around 68. Southeast wind around 5 mph.

    Partly Sunny
  • Mon11/246% chance of precipitationLow 69°High 84°

    Monday: Partly sunny, with a high near 84. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Monday Night: A chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 69. South wind 5 to 10 mph. Chance of precipitation is 50%.

    Partly Sunny
  • Tue11/351% chance of precipitationLow 58°High 77°

    Tuesday: A chance of showers and thunderstorms before noon. Mostly sunny, with a high near 77. West northwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    Tuesday Night: Mostly clear, with a low around 58. North northwest wind 5 to 10 mph.

    Chance Showers And Thunderstorms then Mostly Sunny
  • Wed11/4Low 57°High 76°

    Wednesday: Sunny, with a high near 76. North wind 5 to 10 mph.

    Wednesday Night: Mostly clear, with a low around 57.

    Sunny
  • Thu11/5Low 57°High 79°

    Thursday: Sunny, with a high near 79.

    Thursday Night: Mostly clear, with a low around 57.

    Sunny
  • Fri11/6Low 59°High 77°

    Friday: Sunny, with a high near 77.

    Friday Night: Partly cloudy, with a low around 59.

    Sunny
  • Sat11/7Model blend39% chance of precipitationLow 58°High 78°

    Saturday: Partly cloudy, slight chance of rain. High near 78°. Low that night near 58°. About 0.84 in of precipitation.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

  • Sun11/8Model blend33% chance of precipitationLow 52°High 76°

    Sunday: Chance of rain. High near 76°. Low that night near 52°. About 0.15 in of precipitation.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

  • Mon11/9Model blendLow 51°High 75°

    Monday: Partly cloudy. High near 75°. Low that night near 51°.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

Forecast for 29.416, -98.460 from the NWS EWX office, updated 10/31/2026, 4:42 AM PT · Official forecast on weather.gov

Days 8 to 10: NOAA National Blend of Models, station KSKF (Lackland AFB/Kelly Fld, 8 mi), model run 10/31/2026, 3:00 AM CDT

From the National Weather Service; may be delayed. Not for life-safety decisions. In an emergency, call 911.

Next 6 hours

NWS hourly forecast

  1. Now67°Patchy Drizzle12%5 mph
  2. 7 AM67°Patchy Fog6%5 mph
  3. 8 AM67°Patchy Fog6%5 mph
  4. 9 AM68°Patchy Fog6%5 mph
  5. 10 AM70°Mostly Cloudy3%5 mph
  6. 11 AM72°Partly Sunny3%5 mph

Hourly details

Next 7 days: temperature chart, feels like, rain and snow amounts, sky cover, wind and gustsShow

Radar and satellite

National radar

NEXRAD (up to 24 hours) and GOES

Latest

Frequently asked questions

What is the weather in San Antonio, TX 78203 right now?
The latest observation from San Antonio, Stinson Municipal Airport was 68°F and fog/mist, reported at 10/31/2026, 6:35 AM CDT.
What is the high temperature today in San Antonio, TX 78203?
The National Weather Service forecast for today calls for a high near 79°F. Patchy Drizzle then Mostly Cloudy.
Will it rain in San Antonio, TX 78203 in the next 24 hours?
The NWS hourly forecast does not show any hour with a 50% or higher chance of precipitation in the next 24 hours.
What is the 10-day forecast for San Antonio, TX 78203?
The first 7 days come from the National Weather Service forecast. Days 8 to 10 (Nov 7 to Nov 9) come from the NOAA National Blend of Models, with highs of 75°F to 78°F and up to a 39% chance of precipitation. Model guidance this far out often changes.
What time is sunrise and sunset in San Antonio, TX 78203 today?
Sunrise is about 7:46 AM CDT and sunset is about 6:48 PM CDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in San Antonio, TX 78203?
At San Antonio Incarnate Word, the 1991 to 2020 normal high in October is 82°F and the normal low is 59°F.

Nearby hazards

Texas hazards

Severe storm and flash flood outlooks, expected rain, river flooding and wildfires near this area

  • Severe storm outlook today:No thunderstorm risk area over this locationOutlook map
  • Excessive rainfall outlook (flash flood risk):Could not check the Weather Prediction Center outlook right now.
  • River gauges within 40 miles at or above flood stage: None reported
  • Active wildfires within 50 miles: None reported

UV and air quality forecast

EPA and AirNow

AQI forecast today (San Antonio)
GoodOzone
AQI forecast tomorrow (San Antonio)
GoodOzone

UV index guide · Air quality

Drought

By county

Bexar County, week of 10/27/2026

80% of the county is in moderate drought or worse.

Sun and moon

Local time, center of the area

Sunrise
7:46 AM
Sunset
6:48 PM
Daylight
11 hr 2 min
Moon
Waning Gibbous 71% lit
First light (civil dawn)
7:21 AM
Last light (civil dusk)
7:12 PM
Moonrise
None today
Moonset
1:34 PM

Normal October weather

Climate

Normal October high 82°, low 59°, precipitation 3.93 in for the month. 1991 to 2020 normals at San Antonio Incarnate Word, 4 mi away.

Other places nearby

Data sources

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About this data

Weather and emergencies: Weather, air quality and hazard information on this page is delayed and may be incomplete. It is not a substitute for official warnings. Always follow the National Weather Service, local emergency management and public safety officials. In an emergency, call 911. For evacuation orders, use your local official alert system.

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