UV Index Today in San Diego, California (CA)

Tuesday, April 7, 2026 - 1:53 AM PDT (GMT-7)

The UV Index in San Diego, California (CA) right now is 0. This reading was last updated at 1:00 AM PDT, about 53 minutes ago. The UV Index at 2:00 AM PDT, in about 6 minutes from now, is expected to be 0.

The maximum UV Index today in San Diego is expected to be 8.8 at 1:00 PM PDT, 11 hours and 6 minutes from now. The maximum UV Index tomorrow is expected to be 8.7 at 1:00 PM PDT.

Data Source: National Oceanic and Atmospheric Administration (NOAA)

Today

April 7
8.8
1:00 PM PDT
Very High

Tomorrow

April 8
8.7
1:00 PM PDT
Very High

UV Index Today Hourly

April 7

Data shows San Diego, California (CA)'s UV Index climbing to 8.8 today, peaking at 1:00 PM PDT under Very High conditions.

02468106 AM7 AM8 AM9 AM10 AM11 AM12 PM1 PM2 PM3 PM4 PM5 PM6 PM7 PMPacific Daylight Time (PDT, GMT-7) Now: 1:53 AM00.10.82.34.46.78.38.87.95.93.51.60.40
Data Source: National Oceanic and Atmospheric Administration (NOAA)

UV Index Tomorrow Hourly

April 8

UV Index tomorrow for San Diego, California (CA) reaches 8.7 at 1:00 PM PDT, representing Very High risk.

02468106 AM7 AM8 AM9 AM10 AM11 AM12 PM1 PM2 PM3 PM4 PM5 PM6 PM7 PMPacific Daylight Time (PDT, GMT-7) 00.10.82.34.46.78.38.77.75.73.41.60.40
Data Source: National Oceanic and Atmospheric Administration (NOAA)

5 Day UV Index Forecast

April 6, 2026
Time UV Index Risk
12:00 AM 0
Low
1:00 AM 0
Low
2:00 AM 0
Low
3:00 AM 0
Low
4:00 AM 0
Low
5:00 AM 0
Low
6:00 AM 0
Low
7:00 AM 0.1
Low
8:00 AM 0.5
Low
9:00 AM 1.8
Low
10:00 AM 2.8
Moderate
11:00 AM 6.2
High
12:00 PM 8.1
Very High
1:00 PM 8.7
Very High
2:00 PM 7.7
Very High
3:00 PM 5.8
High
4:00 PM 3.5
Moderate
5:00 PM 1.6
Low
6:00 PM 0.4
Low
7:00 PM 0
Low
8:00 PM 0
Low
9:00 PM 0
Low
10:00 PM 0
Low
11:00 PM 0
Low

April 7, 2026
Time UV Index Risk
12:00 AM 0
Low
1:00 AM 0
Low
2:00 AM 0
Low
3:00 AM 0
Low
4:00 AM 0
Low
5:00 AM 0
Low
6:00 AM 0
Low
7:00 AM 0.1
Low
8:00 AM 0.8
Low
9:00 AM 2.3
Low
10:00 AM 4.4
Moderate
11:00 AM 6.7
High
12:00 PM 8.3
Very High
1:00 PM 8.8
Very High
2:00 PM 7.9
Very High
3:00 PM 5.9
High
4:00 PM 3.5
Moderate
5:00 PM 1.6
Low
6:00 PM 0.4
Low
7:00 PM 0
Low
8:00 PM 0
Low
9:00 PM 0
Low
10:00 PM 0
Low
11:00 PM 0
Low

April 8, 2026
Time UV Index Risk
12:00 AM 0
Low
1:00 AM 0
Low
2:00 AM 0
Low
3:00 AM 0
Low
4:00 AM 0
Low
5:00 AM 0
Low
6:00 AM 0
Low
7:00 AM 0.1
Low
8:00 AM 0.8
Low
9:00 AM 2.3
Low
10:00 AM 4.4
Moderate
11:00 AM 6.7
High
12:00 PM 8.3
Very High
1:00 PM 8.7
Very High
2:00 PM 7.7
Very High
3:00 PM 5.7
High
4:00 PM 3.4
Moderate
5:00 PM 1.6
Low
6:00 PM 0.4
Low
7:00 PM 0
Low
8:00 PM 0
Low
9:00 PM 0
Low
10:00 PM 0
Low
11:00 PM 0
Low

April 9, 2026
Time UV Index Risk
12:00 AM 0
Low
1:00 AM 0
Low
2:00 AM 0
Low
3:00 AM 0
Low
4:00 AM 0
Low
5:00 AM 0
Low
6:00 AM 0
Low
7:00 AM 0.1
Low
8:00 AM 0.7
Low
9:00 AM 2.1
Low
10:00 AM 4
Moderate
11:00 AM 6.2
High
12:00 PM 7.5
Very High
1:00 PM 8
Very High
2:00 PM 6.9
High
3:00 PM 4.9
Moderate
4:00 PM 2.7
Moderate
5:00 PM 1.2
Low
6:00 PM 0.4
Low
7:00 PM 0
Low
8:00 PM 0
Low
9:00 PM 0
Low
10:00 PM 0
Low
11:00 PM 0
Low

April 10, 2026
Time UV Index Risk
12:00 AM 0
Low
1:00 AM 0
Low
2:00 AM 0
Low
3:00 AM 0
Low
4:00 AM 0
Low
5:00 AM 0
Low
6:00 AM 0
Low
7:00 AM 0.1
Low
8:00 AM 0.7
Low
9:00 AM 1.8
Low
10:00 AM 3.6
Moderate
11:00 AM 5.7
High
12:00 PM 7.2
High
1:00 PM 7.4
High
2:00 PM 6.2
High
3:00 PM 4.8
Moderate
4:00 PM 2.9
Moderate
5:00 PM 1.4
Low
6:00 PM 0.4
Low
7:00 PM 0
Low
8:00 PM 0
Low
9:00 PM 0
Low
10:00 PM 0
Low
11:00 PM 0
Low
Data Source: National Oceanic and Atmospheric Administration (NOAA)

Nearby Places

Maximum UV Index Today
  • Chula Vista - 8.8
Data Source: National Oceanic and Atmospheric Administration (NOAA)