UV Index for Fern Acres, HI

Current Fern Acres UV Index

0 (Low)

Last Updated 1 minute ago

Hourly Fern Acres UV Index

The hourly Fern Acres, HI UV Index forecast for Thursday, September 18th, 2025.

5 Day Hourly Fern Acres UV Index Forecast

Last Updated 21 hours ago

The UV index forecast for the next five days in Fern Acres, HI has 3 days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in Fern Acres over the next five days will be 14.1 on Friday, September 19th at 12:00 pm.

The UV index forecast for Thursday, September 18th in Fern Acres, HI is below.

Time UV Index Risk
6am 0
Low
7am 0.3
Low
8am 1.6
Low
9am 4.4
Moderate
10am 8.2
Very High
11am 11.8
Extreme
12pm 13.6
Extreme
1pm 13.3
Extreme
2pm 11
Extreme
3pm 7.3
High
4pm 3.6
Moderate
5pm 1.1
Low
6pm 0.1
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Friday, September 19th in Fern Acres, 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 0.3
Low
8am 1.7
Low
9am 4.6
Moderate
10am 8.4
Very High
11am 12.1
Extreme
12pm 14.1
Extreme
1pm 13.6
Extreme
2pm 10.6
Very High
3pm 6.6
High
4pm 3.4
Moderate
5pm 1
Low
6pm 0.1
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Saturday, September 20th in Fern Acres, HI is below.

Time UV Index Risk
12am 0
Low
1am 0
Low
2am 0
Low
3am 0
Low
4am 0
Low
6am 0
Low
7am 0.3
Low
8am 1.6
Low
9am 4.5
Moderate
10am 8.1
Very High
11am 11.7
Extreme
12pm 13.8
Extreme
1pm 12.4
Extreme
2pm 5.2
Moderate
3pm 3
Moderate
4pm 2.2
Low
5pm 0.7
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, September 21st in Fern Acres, HI is below.

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