UV Index for Diamond Bar, CA

Current Diamond Bar UV Index

8.9 (Very High)

Last Updated 48 minutes ago

Hourly Diamond Bar UV Index

The hourly Diamond Bar, CA UV Index forecast for Sunday, June 15th, 2025.

5 Day Hourly Diamond Bar UV Index Forecast

Last Updated 49 minutes ago

The UV index forecast for the next five days in Diamond Bar, CA has 3 days reaching the extreme level and 1 day reaching the high or very high levels. The peak UV intensity in Diamond Bar over the next five days will be 11.9 on Monday, June 16th at 1:00 pm.

The UV index forecast for Sunday, June 15th in Diamond Bar, CA is below.

Time UV Index Risk
12pm 10.9
Very High
1pm 11.4
Extreme
2pm 10.4
Very High
3pm 8.3
Very High
4pm 5.6
Moderate
5pm 3
Moderate
6pm 1.2
Low
7pm 0.3
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Monday, June 16th in Diamond Bar, 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 0.5
Low
8am 1.6
Low
9am 3.8
Moderate
10am 6.5
High
11am 9.3
Very High
12pm 11.3
Extreme
1pm 11.9
Extreme
2pm 10.9
Very High
3pm 8.6
Very High
4pm 5.8
Moderate
5pm 3.1
Moderate
6pm 1.2
Low
7pm 0.3
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Tuesday, June 17th in Diamond Bar, 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 0.4
Low
8am 1.4
Low
9am 3.2
Moderate
10am 5.6
Moderate
11am 8
Very High
12pm 9.9
Very High
1pm 10.6
Very High
2pm 9.6
Very High
3pm 7.7
High
4pm 5.1
Moderate
5pm 2.8
Low
6pm 1.1
Low
7pm 0.3
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Wednesday, June 18th in Diamond Bar, 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 0.5
Low
8am 1.6
Low
9am 3.6
Moderate
10am 6.2
High
11am 8.8
Very High
12pm 10.8
Very High
1pm 11.4
Extreme
2pm 10.4
Very High
3pm 8.3
Very High
4pm 5.6
Moderate
5pm 3
Moderate
6pm 1.2
Low
7pm 0.3
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Thursday, June 19th in Diamond Bar, 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