San Antonio weather live forecast

Today's maximum temperature in San Antonio is expected to be 32°C. Select a day from the live weather forecast for San Antonio, Texas, USA for more weather parameters.

Friday
17th Apr
32

22

6

7
Saturday
18th Apr
25

13

1

5
Sunday
19th Apr
24

12

0

4
Monday
20th Apr
24

14

0

2
Tuesday
21st Apr
25

16

0

5

5-day weather forecast updated at 04:05 on Friday 17th April 2026 GMT

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The 5-day weather forecast for Texas (San Antonio) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

San Antonio weather forecast by day

Below are the detailed weather forecasts for San Antonio for the next 5 days.

San Antonio weather for Friday 17th April 2026

Expect broken clouds in San Antonio, Texas with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the south.

32
°C maximum temperature
22
°C minimum temperature
broken clouds
6
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
H
high heat & humidity
26
kph wind from S

San Antonio weather for Saturday 18th April 2026

Expect isolated thunderstorms in San Antonio, Texas with a maximum temperature of 25°C, maximum UV of 5 (Moderate) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 69% chance of some rain and a fresh breeze of 31 kph from the north.

25
°C maximum temperature
13
°C minimum temperature
isolated thunderstorms
1
hour of sunshine
5
UV index (Moderate)
69
% chance of some rain
<10
mm of rainfall expected
25
°C wind chill
31
kph wind from N

San Antonio weather for Sunday 19th April 2026

Expect mostly cloudy with light rain in San Antonio, Texas with a maximum temperature of 24°C, maximum UV of 4 (Moderate) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 26% chance of some rain and a moderate breeze of 28 kph from the north-east.

24
°C maximum temperature
12
°C minimum temperature
mostly cloudy with light rain
0
hours of sunshine
4
UV index (Moderate)
26
% chance of some rain
<5
mm of rainfall expected
24
°C wind chill
28
kph wind from NE

San Antonio weather for Monday 20th April 2026

Expect cloudy with some rain in San Antonio, Texas with a maximum temperature of 24°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 79% chance of some rain and a gentle breeze of 16 kph from the east.

24
°C maximum temperature
14
°C minimum temperature
cloudy with some rain
0
hours of sunshine
2
UV index (Low)
79
% chance of some rain
<10
mm of rainfall expected
24
°C wind chill
16
kph wind from E

San Antonio weather for Tuesday 21st April 2026

Expect mostly cloudy with rain in San Antonio, Texas with a maximum temperature of 25°C, maximum UV of 5 (Moderate) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 68% chance of some rain and a gentle breeze of 17 kph from the east.