UV Index for Waikapu, HI

Current Waikapu UV Index

0 (Low)

Last Updated 56 minutes ago

Hourly Waikapu UV Index

The hourly Waikapu, HI UV Index forecast for Sunday, January 18th, 2026.

5 Day Hourly Waikapu UV Index Forecast

Last Updated 12 hours ago

The UV index forecast for the next five days in Waikapu, HI has no days reaching the extreme level and 3 days reaching the high or very high levels. The peak UV intensity in Waikapu over the next five days will be 7.1 on Tuesday, January 20th at 1:00 pm.

The UV index forecast for Sunday, January 18th in Waikapu, HI is below.

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

The UV index forecast for Monday, January 19th in Waikapu, HI 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 0.4
Low
9am 1.6
Low
10am 3
Moderate
11am 3.2
Moderate
12pm 5.2
Moderate
1pm 6.9
High
2pm 5.6
Moderate
3pm 3.6
Moderate
4pm 1.6
Low
5pm 0.4
Low
6pm 0
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Tuesday, January 20th in Waikapu, HI 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 0.5
Low
9am 1.7
Low
10am 3.8
Moderate
11am 5.8
Moderate
12pm 6.7
High
1pm 7.1
High
2pm 5.8
Moderate
3pm 3.6
Moderate
4pm 1.6
Low
5pm 0.4
Low
6pm 0
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Wednesday, January 21st in Waikapu, HI 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 0.4
Low
9am 1.5
Low
10am 2.8
Low
11am 3.6
Moderate
12pm 4.6
Moderate
1pm 5.2
Moderate
2pm 5.1
Moderate
3pm 2.8
Low
4pm 1.4
Low
5pm 0.2
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 22nd in Waikapu, HI is below.

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