San Antonio weather live forecast

Today's maximum temperature in San Antonio is expected to be 16°C. Select a day from the live weather forecast for San Antonio, Texas, USA for more weather parameters.

Sunday
14th Dec
16

6

3

3
Monday
15th Dec
15

5

8

4
Tuesday
16th Dec
16

8

0

3
Wednesday
17th Dec
23

13

3

2
Thursday
18th Dec
26

15

8

3

5-day weather forecast updated at 04:01 on Sunday 14th 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 Sunday 14th December 2025

Expect mostly cloudy with light rain in San Antonio, Texas with a maximum temperature of 16°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 3% chance of some rain and a fresh breeze of 30 kph from the north.

16
°C maximum temperature
6
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
3
UV index (Moderate)
3
% chance of some rain
<2
mm of rainfall expected
16
°C wind chill
30
kph wind from N

San Antonio weather for Monday 15th December 2025

Expect scattered clouds in San Antonio, Texas with a maximum temperature of 15°C, maximum UV of 4 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the north-east.

15
°C maximum temperature
5
°C minimum temperature
scattered clouds
8
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
15
°C wind chill
11
kph wind from NE

San Antonio weather for Tuesday 16th December 2025

Expect mostly cloudy with light rain in San Antonio, Texas with a maximum temperature of 16°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 86% chance of some rain and a light breeze of 7 kph from the south-east.

16
°C maximum temperature
8
°C minimum temperature
mostly cloudy with light rain
0
hours of sunshine
3
UV index (Moderate)
86
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
7
kph wind from SE

San Antonio weather for Wednesday 17th December 2025

Expect mostly cloudy with light rain in San Antonio, Texas with a maximum temperature of 23°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 47% chance of some rain and a light breeze of 9 kph from the south.

23
°C maximum temperature
13
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
2
UV index (Low)
47
% chance of some rain
<2
mm of rainfall expected
23
°C wind chill
9
kph wind from S

San Antonio weather for Thursday 18th December 2025

Expect scattered clouds in San Antonio, Texas with a maximum temperature of 26°C, maximum UV of 3 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the south-west.