San Antonio weather live forecast

Today's maximum temperature in San Antonio is expected to be 27°C. Select a day from the live weather forecast for San Antonio, Texas, USA for more weather parameters.

Wednesday
24th Dec
27

19

4

3
Thursday
25th Dec
27

18

4

3
Friday
26th Dec
27

18

7

3
Saturday
27th Dec
28

18

5

3
Sunday
28th Dec
27

14

4

1

5-day weather forecast updated at 04:01 on Wednesday 24th December 2025 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 24th December 2025

Expect broken clouds in San Antonio, Texas with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south-east.

27
°C maximum temperature
19
°C minimum temperature
broken clouds
4
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
L
low heat & humidity
11
kph wind from SE

San Antonio weather for Thursday 25th December 2025

27
°C maximum temperature
18
°C minimum temperature
broken clouds
4
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
L
low heat & humidity
12
kph wind from S

San Antonio weather for Friday 26th December 2025

Expect scattered clouds in San Antonio, Texas with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 3 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south.

27
°C maximum temperature
18
°C minimum temperature
scattered clouds
7
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
L
low heat & humidity
11
kph wind from S

San Antonio weather for Saturday 27th December 2025

Expect broken clouds in San Antonio, Texas with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the south.

28
°C maximum temperature
18
°C minimum temperature
broken clouds
5
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
L
low heat & humidity
15
kph wind from S

San Antonio weather for Sunday 28th December 2025

Expect mostly cloudy with light rain in San Antonio, Texas with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 37% chance of some rain and a moderate breeze of 26 kph from the south.