City in Texas

San Antonio Vejr Prognose

San Antonio weather: 28°C, klart. Hver time forecast, 14-day outlook, UV, air quality and the best time og visit.

🌙 28°C now🕔 11:32 PM local📅 Best: februar, marts, august, september, oktober, november and december👥 1.5 million

Resumé

San Antonio is a city in Texas. San Antonio is known for The Alamo and River Walk. Der bor omkring 1.5 million.

Lige nu er det 28°C (83°F) in San Antonio med klart. Det føles som 31°C. I dag ligger temperaturen mellem 27°C og 39°C. Sandsynligheden for nedbør er 3%. Sightseeing conditions score 8.9/10 - fremragende — tag af sted nu.

Det bedste tidspunkt at besøge San Antonio is februar, marts, august, september, oktober, november and december. Klimaet er temperate. april, maj and juli tend og be the least comfortable months. august is the warmest month med average highs near 37°C, while januar is the coldest med lows near 6°C.

The closest major airport is Austin-Bergstrom International Airport (AUS), about 117 km away. Nearby highlights include Enchanted Rock State Natural Area.

Kort sagt. Today is warmer than average for september. The forecast high of 39°C is 4.5°C above the 34°C typical for this month. The best window og be outside is roughly 7 AM og 10 AM, when temperature, rain chance and wind line up best. swimming is the strongest bet in San Antonio today at 9.9/10. 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.

Active alerts for San Antonio

⚠️man, sep 14: extreme heat, 39°C (101°F). Hydrate and avoid midday sun.
⚠️tir, sep 15: extreme heat, 38°C (100°F). Hydrate and avoid midday sun.
⚠️ons, sep 16: extreme heat, 36°C (97°F). Hydrate and avoid midday sun.
⚠️tor, sep 17: extreme heat, 37°C (98°F). Hydrate and avoid midday sun.
⚠️fre, sep 18: extreme heat, 37°C (98°F). Hydrate and avoid midday sun.
⚠️lør, sep 19: extreme heat, 37°C (98°F). Hydrate and avoid midday sun.

Derived from the forecast. No official alert feed is wired for this country yet.

Vejret i San Antonio lige nu

🌙
28°C
Klart · feels like 31°C
Luftfugtighed73%
Vind19 km/h SSE
Vindstød48 km/h
UV-indeks0 · Lav
Skydække1%
Tryk991 hPa
SigtbarhedExcellent · 21 km
Luftkvalitet32 · Good
Solopgang7:18 AM
Solnedgang7:40 PM
Måne🌒 Waxing crescent · 7%

Open-Meteo Updated 11:32 PM, sep 14 local time.

⚠️man, sep 14: extreme heat, 39°C (101°F). Hydrate and avoid midday sun.
⚠️tir, sep 15: extreme heat, 38°C (100°F). Hydrate and avoid midday sun.
⚠️ons, sep 16: extreme heat, 36°C (97°F). Hydrate and avoid midday sun.
⚠️tor, sep 17: extreme heat, 37°C (98°F). Hydrate and avoid midday sun.
⚠️fre, sep 18: extreme heat, 37°C (98°F). Hydrate and avoid midday sun.
⚠️lør, sep 19: extreme heat, 37°C (98°F). Hydrate and avoid midday sun.

Se prognosen for San Antonio efter tidsinterval

Næste 24 timer

Temperatur, nedbørssandsynlighed og vind time for time.

12 AM🌙28°0%17 km/h
1 AM🌙28°0%14 km/h
2 AM🌙27°0%12 km/h
3 AM🌙27°0%10 km/h
4 AM🌙26°0%9 km/h
5 AM🌙26°1%8 km/h
6 AM🌙26°1%8 km/h
7 AM25°1%6 km/h
8 AM26°1%11 km/h
9 AM🌤️27°1%14 km/h
10 AM☀️30°0%16 km/h
11 AM☀️32°0%16 km/h
12 PM☀️34°0%17 km/h
1 PM36°0%19 km/h
2 PM🌤️37°0%19 km/h
3 PM☁️38°1%19 km/h
4 PM☀️38°1%19 km/h
5 PM☁️38°1%19 km/h
6 PM☁️37°0%20 km/h
7 PM☁️36°0%19 km/h
8 PM☁️34°0%19 km/h
9 PM🌙31°0%19 km/h
10 PM🌙29°0%18 km/h
11 PM🌙28°0%17 km/h

16-day forecast for San Antonio

Maks. / Min.; Nedbør; UV

DagForholdMaks. / Min.NedbørVindUV
man, sep 14☁️ Overskyet39° / 27°3%23 km/h8
tir, sep 15☁️ Overskyet38° / 25°1%20 km/h8
ons, sep 16☁️ Overskyet36° / 23°3%26 km/h8
tor, sep 17☁️ Overskyet37° / 25°16%25 km/h8
fre, sep 18☁️ Overskyet37° / 24°8%20 km/h8
lør, sep 19☁️ Overskyet37° / 23°3%24 km/h8
søn, sep 20🌤️ Mest klart37° / 23°9%22 km/h8
man, sep 21☁️ Overskyet36° / 25°17%18 km/h7
tir, sep 22🌦️ Light drizzle34° / 25°15% · 1 mm20 km/h7
ons, sep 23🌦️ Light drizzle35° / 25°12% · 1 mm15 km/h6
tor, sep 24☁️ Overskyet35° / 24°12%20 km/h6
fre, sep 25🌤️ Mest klart36° / 23°9%18 km/h8
lør, sep 26🌤️ Mest klart36° / 21°13%14 km/h7
søn, sep 27⛅ Delvist skyet36° / 22°13%18 km/h7
man, sep 28☁️ Overskyet37° / 22°6%20 km/h7
tir, sep 29⛅ Delvist skyet37° / 22°15%22 km/h7

Klima in San Antonio month by month

Average high, average low and total rainfall, based on three years of reanalysis data.

janfebmaraprmajjunjulaugsepoktnovdecLine: average high · Bars: rainfall
MånedAvg highAvg lowRegnfallRating
januar16°61 mm★★★☆☆
februar22°10°49 mm★★★★
marts26°14°79 mm★★★★
april28°18°156 mm★★★☆☆
maj31°21°195 mm★★★☆☆
juni34°24°133 mm★★★☆☆
juli34°24°147 mm★★★☆☆
august37°25°19 mm★★★★
september34°23°37 mm★★★★
oktober30°19°83 mm★★★★
november24°13°52 mm★★★★
december20°10°40 mm★★★★

Klima type: Temperate. Kilde: Open-Meteo archive (ERA5).

Vejr map for San Antonio

Animated model layers. Pick a layer og load it.

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Animated layers by Vindy. For pin-level detail and nearby places, see the interactive map below.

Luftkvalitet and pollen in San Antonio

32
Good
Luftkvalitet is satisfactory for everyone.
PM2.53.7 µg/m³
PM105.5 µg/m³
Ozone44 µg/m³
NO₂4.2 µg/m³
UV-indeks0 · Lav
Airborne hazeKlart air

Luftkvalitet: Open-Meteo (CAMS). US AQI scale.

søn, twilight and moon

Solopgang7:18 AM
Solnedgang7:40 PM
Daglight12h 22m
Solar noon1:29 PM
Golden hour (am)7:18 AM - 8:18 AM
Golden hour (pm)6:40 PM - 7:40 PM
Blue hour (am)6:48 AM - 7:18 AM
Blue hour (pm)7:40 PM - 8:10 PM
Måne phase🌒 Waxing crescent · 7%
Månerise10:35 AM
Måneset9:45 PM

Golden and blue hour are the standard photographic approximation around sunrise and sunset.

Bedste rejsetid San Antonio

Go in februar, marts, august, september, oktober, november and december. These months score highest on comfortable temperatures, low rainfall and useful daylight.

Hardest months: april, maj and juli - expect the least comfortable mix of heat, cold or rain.

januar★★★☆☆
februar★★★★
marts★★★★
april★★★☆☆
maj★★★☆☆
juni★★★☆☆
juli★★★☆☆
august★★★★
september★★★★
oktober★★★★
november★★★★
december★★★★

Explore San Antonio

Every topic we hold for this place, and the same topic for the places around it.

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Frequently asked questions

Where is San Antonio?

San Antonio is a city in Texas. Its coordinates are 29.4241, -98.4936. It lies in Nordamerika.

What is the weather like in San Antonio lige nu?

It is currently 28°C (83°F) med klart. Luftfugtighed is 73% and wind is 19 km/h.

When is the best time og visit San Antonio?

februar, marts, august, september, oktober, november and december offer the most comfortable conditions in San Antonio, which has a temperate climate. april, maj and juli 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 11:32 PM.

How many people live in San Antonio?

San Antonio has a population of approximately 1.5 million.

What is the nearest airport og San Antonio?

The closest airports are Austin-Bergstrom International Airport (AUS), 117 km away, George Bush Intercontinental Airport (IAH), 311 km away and Dallas/Fort Worth International Airport (DFW), 410 km away.

What are the top things og do in San Antonio?

Popular options include Enchanted Rock State Natural Area.

Related articles

Data sources and methodology

Place dataUSPOTUS Atlas dataset (cities-us) - coordinates, hierarchy and facts.
Prognose and observationsOpen-Meteo (ECMWF and national models).
Luftkvalitet and pollenCopernicus CAMS via Open-Meteo. US AQI scale.
Klima averagesERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years.
Official alertsUS National Vejr Service.
MethodScores, 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 september 14, 2026 at 11:32 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.

Davil Hofile
Written byWriter at USPOTUS

Davil Hofile is a writer at USPOTUS covering breaking news, NFL updates, viral stories, entertainment, pets, and lifestyle. He specializes in transforming complex news into clear, trustworthy, and engaging articles that help readers quickly understand what's happening across the United States. His reporting follows Google's E-E-A-T guidelines, emphasizing accuracy, credible sources, and practical value for readers.

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