UV Index for Herlong, CA

Current Herlong UV Index

0 (Low)

Last Updated 48 minutes ago

Hourly Herlong UV Index

The hourly Herlong, CA UV Index forecast for Thursday, October 23rd, 2025.

5 Day Hourly Herlong UV Index Forecast

Last Updated 14 hours ago

The UV index forecast for the next five days in Herlong, CA has no days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in Herlong over the next five days will be 4.5 on Thursday, October 23rd at 1:00 pm.

The UV index forecast for Thursday, October 23rd in Herlong, CA is below.

Time UV Index Risk
2am 0
Low
3am 0
Low
4am 0
Low
5am 0
Low
6am 0
Low
7am 0
Low
8am 0
Low
9am 0.5
Low
10am 1.5
Low
11am 2.8
Low
12pm 4
Moderate
1pm 4.5
Moderate
2pm 4.1
Moderate
3pm 3
Moderate
4pm 1.6
Low
5pm 0.6
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, October 24th in Herlong, 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
Low
9am 0.4
Low
10am 1
Low
11am 1.9
Low
12pm 3.3
Moderate
1pm 4.1
Moderate
2pm 4.2
Moderate
3pm 3
Moderate
4pm 1.6
Low
5pm 0.6
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, October 25th in Herlong, 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
Low
9am 0.1
Low
10am 0.4
Low
11am 0.3
Low
12pm 0.7
Low
1pm 0.6
Low
2pm 0.4
Low
3pm 0.3
Low
4pm 0.3
Low
5pm 0.1
Low
6pm 0
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Sunday, October 26th in Herlong, 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