UV Index for Brea, CA

Current Brea UV Index

0 (Low)

Last Updated 16 minutes ago

Hourly Brea UV Index

The hourly Brea, CA UV Index forecast for Tuesday, August 12th, 2025.

5 Day Hourly Brea UV Index Forecast

Last Updated 18 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 10.4 on Thursday, August 14th at 1:00 pm.

The UV index forecast for Tuesday, August 12th in Brea, CA is below.

Time UV Index Risk
6am 0
Low
7am 0.2
Low
8am 0.9
Low
9am 2.3
Low
10am 4.4
Moderate
11am 6.7
High
12pm 8.5
Very High
1pm 9
Very High
2pm 8.2
Very High
3pm 6.4
High
4pm 4
Moderate
5pm 2
Low
6pm 0.7
Low
7pm 0.1
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Wednesday, August 13th 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 0.2
Low
8am 0.9
Low
9am 2.4
Low
10am 4.6
Moderate
11am 6.9
High
12pm 8.5
Very High
1pm 9
Very High
2pm 8
Very High
3pm 6.3
High
4pm 4
Moderate
5pm 1.9
Low
6pm 0.7
Low
7pm 0.1
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Thursday, August 14th 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 0.2
Low
8am 1
Low
9am 2.8
Low
10am 5.2
Moderate
11am 7.8
High
12pm 9.8
Very High
1pm 10.4
Very High
2pm 9.4
Very High
3pm 7.3
High
4pm 4.6
Moderate
5pm 2.2
Low
6pm 0.8
Low
7pm 0.1
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Friday, August 15th 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