UV Index for Placentia, CA

Current Placentia UV Index

0 (Low)

Last Updated 12 minutes ago

Hourly Placentia UV Index

The hourly Placentia, CA UV Index forecast for Friday, July 4th, 2025.

5 Day Hourly Placentia UV Index Forecast

Last Updated 15 hours ago

The UV index forecast for the next five days in Placentia, CA has 3 days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in Placentia over the next five days will be 11.8 on Saturday, July 5th at 1:00 pm.

The UV index forecast for Friday, July 4th in Placentia, CA is below.

Time UV Index Risk
3am 0
Low
4am 0
Low
5am 0
Low
6am 0
Low
7am 0.4
Low
8am 1.5
Low
9am 3.4
Moderate
10am 6
High
11am 8.6
Very High
12pm 10.6
Very High
1pm 11.2
Extreme
2pm 10.3
Very High
3pm 8.2
Very High
4pm 5.5
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 Saturday, July 5th in Placentia, 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 3.7
Moderate
10am 6.5
High
11am 9.2
Very High
12pm 11.2
Extreme
1pm 11.8
Extreme
2pm 10.8
Very High
3pm 8.6
Very High
4pm 5.7
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 Sunday, July 6th in Placentia, 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 1.6
Low
9am 3.6
Moderate
10am 6.4
High
11am 9
Very High
12pm 10.9
Very High
1pm 11.4
Extreme
2pm 10.5
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, July 7th in Placentia, 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