UV Index for Signal Hill, CA

Current Signal Hill UV Index

0 (Low)

Last Updated 39 minutes ago

Hourly Signal Hill UV Index

The hourly Signal Hill, CA UV Index forecast for Tuesday, January 6th, 2026.

5 Day Hourly Signal Hill UV Index Forecast

Last Updated 9 hours ago

The UV index forecast for the next five days in Signal Hill, CA has no days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in Signal Hill over the next five days will be 2.9 on Wednesday, January 7th at 12:00 pm.

The UV index forecast for Tuesday, January 6th in Signal Hill, CA is below.

Time UV Index Risk
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Wednesday, January 7th in Signal Hill, 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
Low
8am 0.3
Low
9am 0.9
Low
10am 1.8
Low
11am 2.6
Low
12pm 2.9
Low
1pm 2.6
Low
2pm 1.7
Low
3pm 0.8
Low
4pm 0.2
Low
5pm 0
Low
6pm 0
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Thursday, January 8th in Signal Hill, 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
Low
8am 0.3
Low
9am 0.9
Low
10am 1.8
Low
11am 2.5
Low
12pm 2.7
Low
1pm 2.4
Low
2pm 1.6
Low
3pm 0.8
Low
4pm 0.2
Low
5pm 0
Low
6pm 0
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Friday, January 9th in Signal Hill, 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
Low
8am 0.3
Low
9am 1
Low
10am 1.8
Low
11am 2.6
Low
12pm 2.8
Low
1pm 2.4
Low
2pm 1.6
Low
3pm 0.8
Low
4pm 0.2
Low
5pm 0
Low
6pm 0
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Saturday, January 10th in Signal Hill, CA is below.

Time UV Index Risk
12am 0
Low
1am 0
Low
2am 0
Low
3am 0
Low
4am 0
Low