San Antonio — UV index
UV index
0.0
Low
Sunrise / sunset
07:45 / 18:49
Hourly today
0.0
05:00
0.0
06:00
0.0
07:00
0.0
08:00
0.1
09:00
0.2
10:00
0.1
11:00
0.3
12:00
0.2
13:00
0.9
14:00
0.2
15:00
0.1
16:00
0.1
17:00
0.1
18:00
0.0
19:00
0.0
20:00
0.0
21:00
Coming days
Today
0.9
Tomorrow
5.1
Sunday
5.5
Monday
4.0
Tuesday
5.4
Wednesday
5.3
Thursday
5.2
UV scale
≤3
Low
No extra protection.
≤6
Moderate
A hat and SPF 30 if you stay out for long.
≤8
High
Shade at midday, SPF 30–50.
≤11
Very high
SPF 50 and covered clothing.
11+
Extreme
Avoid direct sun.