San Antonio Weather Forecast
San Antonio weather: 73°F, overcast. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Summary
San Antonio is a city in Texas. San Antonio is known for The Alamo and River Walk. It has a population of about 1.5 million.
Right now it is 73°F (23°C) in San Antonio with overcast. It feels like 72°F. Today runs from 65°F to 83°F. Chance of precipitation is 1%. Sightseeing conditions score 9.5/10 - excellent - go now.
The best time to visit San Antonio is February, March, August, September, October, November and December. The climate is temperate. April, May and July tend to be the least comfortable months. August is the warmest month with average highs near 98°F, while January is the coldest with lows near 42°F.
The closest major airport is Austin-Bergstrom International Airport (AUS), about 73 mi away. Nearby highlights include Enchanted Rock State Natural Area.
In plain terms. Today is slightly cooler than average for October. The forecast high of 83°F is 3.1°F below the 86°F typical for this month. The best window to be outside is roughly 9 AM to 12 PM, when temperature, rain chance and wind line up best. sightseeing is the strongest bet in San Antonio today at 9.5/10. No weather-related travel disruption is expected today. Roads and airports should run normally.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Weather in San Antonio right now
Source: Open-Meteo. Updated 3:00 PM, Oct 26 local time.
See the San Antonio forecast by time range
Next 24 hours
Hour-by-hour temperature, precipitation chance and wind.
16-day forecast for San Antonio
Daily highs and lows, precipitation and UV.
| Day | Conditions | High / Low | Precip | Wind | UV |
|---|---|---|---|---|---|
| Sun, Oct 25 | ☁️ Overcast | 83° / 65° | 1% | 10 mph | 5 |
| Mon, Oct 26 | ☁️ Overcast | 82° / 62° | 4% | 8 mph | 5 |
| Tue, Oct 27 | 🌦️ Light drizzle | 84° / 65° | 33% · 0,0 in | 10 mph | 5 |
| Wed, Oct 28 | 🌦️ Light showers | 83° / 67° | 25% · 0,2 in | 11 mph | 6 |
| Thu, Oct 29 | 🌦️ Drizzle | 77° / 66° | 63% · 0,1 in | 12 mph | 3 |
| Fri, Oct 30 | 🌧️ Showers | 67° / 62° | 47% · 0,6 in | 13 mph | 1 |
| Sat, Oct 31 | 🌦️ Light showers | 68° / 63° | 19% · 0,4 in | 8 mph | 2 |
| Sun, Nov 1 | ☁️ Overcast | 77° / 62° | 4% | 8 mph | 5 |
| Mon, Nov 2 | 🌦️ Light drizzle | 83° / 64° | 5% · 0,0 in | 11 mph | 5 |
| Tue, Nov 3 | 🌦️ Light drizzle | 83° / 67° | 5% · 0,0 in | 13 mph | 5 |
| Wed, Nov 4 | 🌦️ Drizzle | 79° / 66° | 10% · 0,1 in | 8 mph | 4 |
| Thu, Nov 5 | 🌦️ Drizzle | 74° / 65° | 19% · 0,1 in | 10 mph | 3 |
| Fri, Nov 6 | ☁️ Overcast | 74° / 61° | 17% | 11 mph | 4 |
| Sat, Nov 7 | ☁️ Overcast | 78° / 62° | 3% | 15 mph | 4 |
| Sun, Nov 8 | 🌦️ Light drizzle | 82° / 65° | 15% · 0,0 in | 10 mph | 5 |
| Mon, Nov 9 | ☁️ Overcast | 81° / 67° | 20% | 8 mph | 5 |
Climate in San Antonio month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 61° | 42° | 2,4 in | ★★★☆☆ |
| February | 71° | 50° | 1,9 in | ★★★★☆ |
| March | 80° | 58° | 3,1 in | ★★★★☆ |
| April | 82° | 64° | 6,1 in | ★★★☆☆ |
| May | 88° | 69° | 7,7 in | ★★★☆☆ |
| June | 92° | 75° | 5,2 in | ★★★☆☆ |
| July | 93° | 75° | 5,8 in | ★★★☆☆ |
| August | 98° | 78° | 1,0 in | ★★★★☆ |
| September | 94° | 74° | 0,9 in | ★★★★☆ |
| October | 86° | 66° | 3,3 in | ★★★★☆ |
| November | 74° | 56° | 2,0 in | ★★★★☆ |
| December | 69° | 50° | 1,6 in | ★★★★☆ |
Climate type: Temperate. Source: Open-Meteo archive (ERA5).
Weather map for San Antonio
Animated model layers. Pick a layer to load it.
Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Air quality and pollen in San Antonio
Air quality: Open-Meteo (CAMS). US AQI scale.
Sun, twilight and moon
Golden and blue hour are the standard photographic approximation around sunrise and sunset.
Best time to visit San Antonio
Go in February, March, August, September, October, November and December. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: April, May and July - expect the least comfortable mix of heat, cold or rain.
Explore San Antonio
Every topic we hold for this place, and the same topic for the places around it.
Weather for related places
Frequently asked questions
Where is San Antonio?
San Antonio is a city in Texas. Its coordinates are 29.4241, -98.4936. It lies in North America.
What is the weather like in San Antonio right now?
It is currently 73°F (23°C) with overcast. Humidity is 59% and wind is 9 mph.
When is the best time to visit San Antonio?
February, March, August, September, October, November and December offer the most comfortable conditions in San Antonio, which has a temperate climate. April, May and July are usually the hardest months for outdoor plans.
What time zone is San Antonio in?
San Antonio observes America/Chicago (UTC-05:00). The local time is 3:00 PM.
How many people live in San Antonio?
San Antonio has a population of approximately 1.5 million.
What is the nearest airport to San Antonio?
The closest airports are Austin-Bergstrom International Airport (AUS), 73 mi away, George Bush Intercontinental Airport (IAH), 193 mi away and Dallas/Fort Worth International Airport (DFW), 255 mi away.
What are the top things to do in San Antonio?
Popular options include Enchanted Rock State Natural Area.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (cities-us) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Weather Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated October 26, 2026 at 3:00 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
