UV Index for Kapaa, HI

Current Kapaa UV Index

2.1 (Low)

Last Updated 42 minutes ago

Hourly Kapaa UV Index

The hourly Kapaa, HI UV Index forecast for Sunday, October 26th, 2025.

5 Day Hourly Kapaa UV Index Forecast

Last Updated 7 hours ago

The UV index forecast for the next five days in Kapaa, HI has no days reaching the extreme level and 2 days reaching the high or very high levels. The peak UV intensity in Kapaa over the next five days will be 7.7 on Tuesday, October 28th at 1:00 pm.

The UV index forecast for Sunday, October 26th in Kapaa, HI is below.

Time UV Index Risk
4pm 2
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 Monday, October 27th in Kapaa, 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 1.4
Low
10am 2.6
Low
11am 4.4
Moderate
12pm 4.9
Moderate
1pm 4.1
Moderate
2pm 3.4
Moderate
3pm 3.2
Moderate
4pm 1.9
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 Tuesday, October 28th in Kapaa, 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 1.7
Low
10am 3.8
Moderate
11am 6
High
12pm 7.5
High
1pm 7.7
High
2pm 6.3
High
3pm 4
Moderate
4pm 2
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 Wednesday, October 29th in Kapaa, 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 3.6
Moderate
11am 5.8
Moderate
12pm 7.5
High
1pm 7.3
High
2pm 6.1
High
3pm 3.1
Moderate
4pm 1.4
Low
5pm 0.5
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, October 30th in Kapaa, HI is below.

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