4.7 (Moderate)
Last Updated 4 minutes ago
The hourly Brea, CA UV Index forecast for Sunday, August 31st, 2025.
Last Updated 23 hours ago
The UV index forecast for the next five days in Brea, CA has no days reaching the extreme level and 3 days reaching the high or very high levels. The peak UV intensity in Brea over the next five days will be 9.7 on Sunday, August 31st at 1:00 pm.
The UV index forecast for Sunday, August 31st in Brea, CA is below.
Time | UV Index | Risk |
---|---|---|
11am | 7.2 |
High |
12pm | 9.1 |
Very High |
1pm | 9.7 |
Very High |
2pm | 8.7 |
Very High |
3pm | 6.6 |
High |
4pm | 4 |
Moderate |
5pm | 1.8 |
Low |
6pm | 0.5 |
Low |
7pm | 0 |
Low |
8pm | 0 |
Low |
9pm | 0 |
Low |
10pm | 0 |
Low |
11pm | 0 |
Low |
The UV index forecast for Monday, September 1st in Brea, CA is below.
Time | UV Index | Risk |
---|---|---|
12am | 0 |
Low |
1am | 0 |
Low |
2am | 0 |
Low |
3am | 0 |
Low |
4am | 0 |
Low |
5am | 0 |
Low |
6am | 0 |
Low |
7am | 0.1 |
Low |
8am | 0.8 |
Low |
9am | 2.2 |
Low |
10am | 4.5 |
Moderate |
11am | 6.9 |
High |
12pm | 8.8 |
Very High |
1pm | 9.3 |
Very High |
2pm | 8.4 |
Very High |
3pm | 6.3 |
High |
4pm | 3.9 |
Moderate |
5pm | 1.8 |
Low |
6pm | 0.5 |
Low |
7pm | 0 |
Low |
8pm | 0 |
Low |
9pm | 0 |
Low |
10pm | 0 |
Low |
11pm | 0 |
Low |
The UV index forecast for Tuesday, September 2nd in Brea, CA is below.
Time | UV Index | Risk |
---|---|---|
12am | 0 |
Low |
1am | 0 |
Low |
2am | 0 |
Low |
3am | 0 |
Low |
4am | 0 |
Low |
5am | 0 |
Low |
6am | 0 |
Low |
7am | 0.1 |
Low |
8am | 0.8 |
Low |
9am | 2.2 |
Low |
10am | 4.5 |
Moderate |
11am | 6 |
High |
12pm | 8.4 |
Very High |
1pm | 9 |
Very High |
2pm | 8.2 |
Very High |
3pm | 6.2 |
High |
4pm | 3.8 |
Moderate |
5pm | 1.7 |
Low |
6pm | 0.5 |
Low |
7pm | 0 |
Low |
8pm | 0 |
Low |
9pm | 0 |
Low |
10pm | 0 |
Low |
11pm | 0 |
Low |
The UV index forecast for Wednesday, September 3rd in Brea, CA is below.
Time | UV Index | Risk |
---|---|---|
12am | 0 |
Low |
1am | 0 |
Low |
2am | 0 |
Low |
3am | 0 |
Low |
4am | 0 |
Low |
5am | 0 |
Low |