Weather Forecast for San Antonio (US)
Texas, United States of America
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Current Weather - San Antonio (US): 30°C
Current Weather - San Antonio (US): 30°C
Texas, United States of America
Clear
Feels like 37°C
Wind
4 km/h NNW
Humidity
63%
Pressure
1012 mb
UV Index
0
Visibility
16 km
Sunny
Thursday, July 23, 2026
High
39°C
Low
27°C
Rain Chance
4%
Hourly Forecast
31°C
36°C
37°C
37°C
38°C
39°C
39°C
38°C
38°C
36°C
34°C
32°C
30°C
29°C
Day Statistics
Maximum Wind
32 km/h
Humidity
59%
Precipitation
0 mm
UV Index
12
Visibility
10 km
Rain Chance
4%
Snow Chance
0%
Sun & Moon
Sunrise
06:48 AM
Sunset
08:32 PM
Moonrise
04:20 PM
Moonset
01:50 AM
Moon Phase
Waxing Gibbous
Moon Illumination
74%
Air Quality
PM2.5
13.6
μg/m³
PM10
15
μg/m³
NO₂
7.8
μg/m³
O₃
102.3
μg/m³
SO₂
2.2
μg/m³
CO
154.9
μg/m³
Sunny
Friday, July 24, 2026
High
38°C
Low
25°C
Rain Chance
17%
Hourly Forecast
28°C
27°C
26°C
26°C
26°C
25°C
25°C
26°C
26°C
27°C
29°C
31°C
33°C
34°C
36°C
37°C
37°C
38°C
37°C
35°C
33°C
31°C
29°C
28°C
Day Statistics
Maximum Wind
29 km/h
Humidity
58%
Precipitation
0 mm
UV Index
12
Visibility
10 km
Rain Chance
17%
Snow Chance
0%
Sun & Moon
Sunrise
06:49 AM
Sunset
08:31 PM
Moonrise
05:19 PM
Moonset
02:33 AM
Moon Phase
Waxing Gibbous
Moon Illumination
82%
Air Quality
PM2.5
11.8
μg/m³
PM10
14.6
μg/m³
NO₂
4.4
μg/m³
O₃
86
μg/m³
SO₂
1.8
μg/m³
CO
114.8
μg/m³
Sunny
Saturday, July 25, 2026
High
37°C
Low
23°C
Rain Chance
3%
Hourly Forecast
27°C
26°C
26°C
25°C
24°C
24°C
23°C
23°C
24°C
26°C
28°C
31°C
33°C
34°C
36°C
37°C
37°C
37°C
37°C
36°C
34°C
32°C
30°C
29°C
Day Statistics
Maximum Wind
26 km/h
Humidity
58%
Precipitation
0 mm
UV Index
9
Visibility
10 km
Rain Chance
3%
Snow Chance
0%
Sun & Moon
Sunrise
06:50 AM
Sunset
08:30 PM
Moonrise
06:13 PM
Moonset
03:21 AM
Moon Phase
Waxing Gibbous
Moon Illumination
90%
Air Quality
PM2.5
19.9
μg/m³
PM10
38.3
μg/m³
NO₂
2.8
μg/m³
O₃
57.4
μg/m³
SO₂
1.1
μg/m³
CO
106.1
μg/m³
Sunny
Sunday, July 26, 2026
High
38°C
Low
24°C
Rain Chance
3%
Hourly Forecast
27°C
26°C
26°C
25°C
24°C
24°C
24°C
24°C
25°C
27°C
29°C
31°C
33°C
34°C
36°C
37°C
37°C
38°C
37°C
37°C
35°C
32°C
31°C
29°C
Day Statistics
Maximum Wind
23 km/h
Humidity
57%
Precipitation
0 mm
UV Index
9
Visibility
10 km
Rain Chance
3%
Snow Chance
0%
Sun & Moon
Sunrise
06:50 AM
Sunset
08:30 PM
Moonrise
07:02 PM
Moonset
04:13 AM
Moon Phase
Waxing Gibbous
Moon Illumination
95%
Air Quality
PM2.5
15.2
μg/m³
PM10
24
μg/m³
NO₂
3.3
μg/m³
O₃
58
μg/m³
SO₂
1.1
μg/m³
CO
99.7
μg/m³
Sunny
Monday, July 27, 2026
High
39°C
Low
24°C
Rain Chance
2%
Hourly Forecast
28°C
27°C
26°C
26°C
25°C
25°C
24°C
24°C
25°C
27°C
30°C
32°C
34°C
36°C
37°C
38°C
39°C
39°C
38°C
38°C
35°C
32°C
30°C
29°C
Day Statistics
Maximum Wind
26 km/h
Humidity
54%
Precipitation
0 mm
UV Index
9
Visibility
10 km
Rain Chance
2%
Snow Chance
0%
Sun & Moon
Sunrise
06:51 AM
Sunset
08:29 PM
Moonrise
07:45 PM
Moonset
05:09 AM
Moon Phase
Full Moon
Moon Illumination
99%
Air Quality
PM2.5
6.9
μg/m³
PM10
9.2
μg/m³
NO₂
5.6
μg/m³
O₃
42.3
μg/m³
SO₂
1.3
μg/m³
CO
112.9
μg/m³
Sunny
Tuesday, July 28, 2026
High
39°C
Low
24°C
Rain Chance
2%
Hourly Forecast
28°C
27°C
26°C
26°C
25°C
25°C
24°C
24°C
25°C
27°C
29°C
32°C
34°C
36°C
37°C
38°C
39°C
39°C
38°C
37°C
35°C
32°C
30°C
29°C
Day Statistics
Maximum Wind
28 km/h
Humidity
53%
Precipitation
0 mm
UV Index
9
Visibility
10 km
Rain Chance
2%
Snow Chance
0%
Sun & Moon
Sunrise
06:51 AM
Sunset
08:29 PM
Moonrise
08:23 PM
Moonset
06:05 AM
Moon Phase
Full Moon
Moon Illumination
100%
Sunny
Wednesday, July 29, 2026
High
39°C
Low
24°C
Rain Chance
2%
Hourly Forecast
28°C
26°C
26°C
25°C
25°C
24°C
24°C
24°C
26°C
28°C
30°C
32°C
34°C
36°C
37°C
38°C
39°C
38°C
37°C
37°C
34°C
32°C
30°C
29°C
Day Statistics
Maximum Wind
26 km/h
Humidity
55%
Precipitation
0 mm
UV Index
9
Visibility
10 km
Rain Chance
2%
Snow Chance
0%
Sun & Moon
Sunrise
06:52 AM
Sunset
08:28 PM
Moonrise
08:57 PM
Moonset
07:02 AM
Moon Phase
Full Moon
Moon Illumination
99%
Weather Alerts
Heat Advisory issued July 22 at 9:07AM CDT until July 23 at 8:00PM CDT by NWS Austin/San Antonio TX
* WHAT...Heat index values up to 112 expected. * WHERE...Bandera, Blanco, Dimmit, Gillespie, Kendall, Kerr, Uvalde, and Zavala Counties. * WHEN...Until 8 PM CDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...Overnight temperatures will stay in the 80s prompting a heat advisory to remain in effect through the overnight hours.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.
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