Weather

San Antonio Weather Today

Current conditions, a local map, an hour-by-hour outlook and a seven-day forecast for San Antonio.

San Antonio weather right now

Today: Clear sky, 79°F now. High 99° / low 78°, dry.
Tomorrow: Overcast, 103° / 76°.
This weekend: Sat 104°, Sun 105°

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Today’s briefing

Clear sky and dry. High 99°F, low 78°F.

Automated summary based on live conditions

79°

Clear sky · feels like 89°

H / L: 99° / 78°
Humidity: 89%
Wind: 2 mph S
UV index: 0 · Very high
Sunrise: 07:04
Sunset: 20:11

Live weather snapshot feed · Updated 4:45 am local time

Hourly forecast

Next 24 hours

Now 79°
6am 78°
7am 78°
8am 79°
9am 81°
10am 84°
11am 88°
12pm 92°
1pm 95°
2pm 97°
3pm 99°
4pm 99°
5pm 99°
6pm 98°
7pm 96°
8pm 92°
9pm 89°
10pm 86°
11pm 84°
12am 82°
1am 80°
2am 79°
3am 79°
4am 78°

Map

San Antonio weather map

City centre

Rain radar by RainViewer. Map data © OpenStreetMap contributors.

Daily outlook

Seven-day forecast

Today Overcast 99°78° 1% rain
Wed Overcast 103°76° 0% rain
Thu Overcast 104°77° 0% rain
Fri Overcast 104°78° 3% rain
Sat Overcast 104°78° 6% rain
Sun Clear sky 105°77° 2% rain
Mon Mainly clear 104°76° 1% rain

Health and comfort

Air quality, pollen and comfort

UV index 0 Max 8, Very high

Air quality 16, Low European AQI

Wind 2 mph S

Humidity 89% Humidity

Pressure 993 hPa Pressure

Sunrise 07:04 Sunset 20:11

Precipitation 0 mm 1% chance of rain today

Data quality

How this forecast is built

Current conditions and the seven-day forecast come from Open-Meteo, with the cached weather snapshot feed as a fallback. Times are shown in America/Chicago and temperatures use °F.

Weather questions

Plan your day in San Antonio

What is the weather in San Antonio today?

Clear sky and 79°. The forecast high is 99° and the low is 78°.

Will it rain in San Antonio today?

The highest rain chance shown for today is 1%, with 0 mm shown for current conditions.

What is the UV index in San Antonio?

The current UV index is 0, with a forecast maximum of 8. The level is Very high.

What time are sunrise and sunset in San Antonio?

Sunrise is at 07:04 and sunset is at 20:11, local time.

Where does the San Antonio forecast come from?

Conditions and forecasts use Open-Meteo. Available air quality and pollen readings use CAMS data.

Plan your day

Go beyond the forecast

Pair the forecast with today's local news and things to do in San Antonio.

Things to doWhat's on this weekend in San AntonioRooftop restaurants, hiking trails and local farmers markets in San Antonio. Local newsLocal news today in San AntonioToday's headlines from the San Antonio newsroom.

Weather by Open-Meteo through the cached weather snapshot feed. Air quality and pollen via CAMS.