UV Index for Ko Olina, HI

Current Ko Olina UV Index

0 (Low)

Last Updated 4 minutes ago

Hourly Ko Olina UV Index

The hourly Ko Olina, HI UV Index forecast for Saturday, January 17th, 2026.

5 Day Hourly Ko Olina UV Index Forecast

Last Updated 11 hours ago

The UV index forecast for the next five days in Ko Olina, HI has no days reaching the extreme level and 4 days reaching the high or very high levels. The peak UV intensity in Ko Olina over the next five days will be 7 on Saturday, January 17th at 12:00 pm.

The UV index forecast for Saturday, January 17th in Ko Olina, HI is below.

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

The UV index forecast for Sunday, January 18th in Ko Olina, 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 0.3
Low
9am 1
Low
10am 3.2
Moderate
11am 5.3
Moderate
12pm 5.9
Moderate
1pm 6.1
High
2pm 5.4
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 Monday, January 19th in Ko Olina, 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 0.2
Low
9am 0.6
Low
10am 2
Low
11am 4.7
Moderate
12pm 6.1
High
1pm 6.1
High
2pm 5.3
Moderate
3pm 3.7
Moderate
4pm 1.7
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 Tuesday, January 20th in Ko Olina, 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 3.4
Moderate
11am 5.4
Moderate
12pm 6.7
High
1pm 6.9
High
2pm 5.6
Moderate
3pm 3.8
Moderate
4pm 1.6
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 Wednesday, January 21st in Ko Olina, HI is below.

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