San Antonio weather live forecast

Today's maximum temperature in San Antonio is expected to be 23°C. Select a day from the live weather forecast for San Antonio, Texas, USA for more weather parameters.

Wednesday
14th Jan
23

7

10

4
Thursday
15th Jan
19

6

10

4
Friday
16th Jan
22

7

10

4
Saturday
17th Jan
14

5

9

2
Sunday
18th Jan
15

1

10

4

5-day weather forecast updated at 04:01 on Thursday 15th January 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 Wednesday 14th January 2026

Expect clear skies in San Antonio, Texas with a maximum temperature of 23°C, maximum UV of 4 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the north.

23
°C maximum temperature
7
°C minimum temperature
clear skies
10
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
26
kph wind from N

San Antonio weather for Thursday 15th January 2026

Expect clear skies in San Antonio, Texas with a maximum temperature of 19°C, maximum UV of 4 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the north.

19
°C maximum temperature
6
°C minimum temperature
clear skies
10
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
19
°C wind chill
11
kph wind from N

San Antonio weather for Friday 16th January 2026

Expect clear skies in San Antonio, Texas with a maximum temperature of 22°C, maximum UV of 4 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the south-west.

22
°C maximum temperature
7
°C minimum temperature
clear skies
10
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
21
kph wind from SW

San Antonio weather for Saturday 17th January 2026

Expect scattered clouds in San Antonio, Texas with a maximum temperature of 14°C, maximum UV of 2 (Low) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the north-east.

14
°C maximum temperature
5
°C minimum temperature
scattered clouds
9
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
14
°C wind chill
21
kph wind from NE

San Antonio weather for Sunday 18th January 2026

Expect clear skies in San Antonio, Texas with a maximum temperature of 15°C, maximum UV of 4 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the south.