San Antonio Klima and Average Vejr
Klima of San Antonio: average temperatures, rainfall and seasons month by month.
Klima in San Antonio month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Måned | Avg high | Avg low | Regnfall | Rating |
|---|---|---|---|---|
| januar | 16° | 6° | 61 mm | ★★★☆☆ |
| februar | 22° | 10° | 49 mm | ★★★★☆ |
| marts | 26° | 14° | 79 mm | ★★★★☆ |
| april | 28° | 18° | 156 mm | ★★★☆☆ |
| maj | 31° | 21° | 195 mm | ★★★☆☆ |
| juni | 34° | 24° | 133 mm | ★★★☆☆ |
| juli | 34° | 24° | 147 mm | ★★★☆☆ |
| august | 37° | 25° | 19 mm | ★★★★☆ |
| september | 34° | 23° | 37 mm | ★★★★☆ |
| oktober | 30° | 19° | 83 mm | ★★★★☆ |
| november | 24° | 13° | 52 mm | ★★★★☆ |
| december | 20° | 10° | 40 mm | ★★★★☆ |
Klima type: Temperate. Kilde: Open-Meteo archive (ERA5).
Recent extremes in San Antonio
Højest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How San Antonio compares med nearby places
Annual averages, and the difference against San Antonio.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Bexar County | 0 km | 22°C | about the same | 1051 mm |
| Austin-Bergstrom International Airport | 117 km | 22°C | 1°C cooler | 1099 mm |
| Travis County | 118 km | 22°C | 1°C cooler | 1123 mm |
| Austin | 118 km | 22°C | 1°C cooler | 1123 mm |
| Area Code 512 | 118 km | 22°C | 1°C cooler | 1123 mm |
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.
What this means for San Antonio
Today is slightly warmer than average for september. The forecast high of 38°C is 3.5°C above the 34°C typical for this month.
Regn is very unlikely today - plans do not need a backup.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Northern Hemisphere, so peak summer falls in juni og august.
The gap between the warmest and coldest month averages 20°C.
What og pack, what og skip
- Lightweight, light-coloured clothing and a refillable water bottle
- sønglasses, a brimmed hat and SPF 30+
- Avoid long hikes after mid-morning; start at dawn or leave it for a cooler day.
- If your dates are flexible, avoid april, maj and juli - historically the least comfortable months here.
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 26°C (80°F) in San Antonio med klart. Det føles som 31°C. I dag ligger temperaturen mellem 26°C og 38°C. Sandsynligheden for nedbør er 0%. Sightseeing conditions score 9.6/10 - 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 slightly warmer than average for september. The forecast high of 38°C is 3.5°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. stargazing 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.
Quick facts about San Antonio
| Type | City |
|---|---|
| State | Texas |
| Land | USA |
| Kontinent | Nordamerika |
| Koordinater | 29°25′26.8″N 98°29′37″W (29.4241, -98.4936) |
| Befolkning | 1.470.000 |
| Known for | The Alamo and River Walk |
| Lokal tid | 5:31 AM (UTC-05:00) |
| Best months | februar, marts, august, september, oktober, november and december |
| Klima | Temperate |
Vejr map for San Antonio
Animated model layers. Pick a layer og load it.
Animated layers by Vindy. For pin-level detail and nearby places, see the interactive map below.
Explore San Antonio
Every topic we hold for this place, and the same topic for the places around it.
Klima 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 Nordamerika.
What is the weather like in San Antonio lige nu?
It is currently 26°C (80°F) med klart. Luftfugtighed is 86% and wind is 9 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 5:31 AM.
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 data | USPOTUS Atlas dataset (cities-us) - coordinates, hierarchy and facts. |
|---|---|
| Prognose and observations | Open-Meteo (ECMWF and national models). |
| Luftkvalitet and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Klima averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Vejr 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 september 15, 2026 at 5:31 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
