San Juan Capistrano, California, United States

Get the UV Index hourly forecast for today, tomorrow and the next 15 days for San Juan Capistrano, California, United States, The Ultraviolet Index forecast, which measures the radiation from the sun that reaches the Earth's surface is updated hourly.

Current UV Index
8:50 am

Moderate5

UV INDEX

Hourly UV Index Forecast for Today
May 31, 2025

0
6 am
0
7 am
1
8 am
5
9 am
7
10 am
8
11 am
10
12 pm
10
1 pm
9
2 pm
8
3 pm
6
4 pm
5
5 pm
2
6 pm
  • Low
    1-2
  • Moderate
    3-4-5
  • High
    6-7
  • Very High
    8-9-10
  • Xtreme
    11+

As of 8:50 am today in San Juan Capistrano, California, United States, the UV Index is currently at a Moderate level of 5.

Summary of Hourly UV Index Forecast for Today and Tomorrow in San Juan Capistrano, California, United States.

Today

Time Range UV Index Risk
6 am 0
Low
7 am 0
Low
8 am 1
Low
9 am 5
Moderate
10 am 7
Moderate
11 am 8
High
12 pm 10
High
1 pm 10
High
2 pm 9
Moderate
3 pm 8
Moderate
4 pm 6
Moderate
5 pm 5
Low
6 pm 2
Low

Tomorrow

Time Range UV Index Risk
6 am 0
Low
7 am 1
Low
8 am 2
Low
9 am 4
Moderate
10 am 5
Moderate
11 am 6
High
12 pm 6
High
1 pm 7
High
2 pm 5
Moderate
3 pm 4
Moderate
4 pm 3
Moderate
5 pm 2
Low
6 pm 2
Low

Daily San Juan Capistrano UV Index Forecast for the next 15 days:

10
31 May
7
1 Jun
10
2 Jun
10
3 Jun
10
4 Jun
10
5 Jun
10
6 Jun
10
7 Jun
10
8 Jun
10
9 Jun
9
10 Jun
10
11 Jun
10
12 Jun
10
13 Jun
  • Low
    1-2
  • Moderate
    3-4-5
  • High
    6-7
  • Very High
    8-9-10
  • Xtreme
    11+

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