UV Index for Kalapana, HI

Current Kalapana UV Index

9.5 (Very High)

Last Updated 44 minutes ago

Hourly Kalapana UV Index

The hourly Kalapana, HI UV Index forecast for Wednesday, September 17th, 2025.

5 Day Hourly Kalapana UV Index Forecast

Last Updated 6 hours ago

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

The UV index forecast for Wednesday, September 17th in Kalapana, HI is below.

Time UV Index Risk
3pm 6.2
High
4pm 3
Moderate
5pm 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 Thursday, September 18th in Kalapana, 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 1.5
Low
9am 3.9
Moderate
10am 6.9
High
11am 10.1
Very High
12pm 11.8
Extreme
1pm 11.8
Extreme
2pm 9.3
Very High
3pm 6
High
4pm 2.8
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, September 19th in Kalapana, 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 0.2
Low
8am 1.3
Low
9am 3.7
Moderate
10am 7.2
High
11am 10.2
Very High
12pm 12
Extreme
1pm 11.6
Extreme
2pm 9.4
Very High
3pm 6
High
4pm 3
Moderate
5pm 0.9
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, September 20th in Kalapana, 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 1.4
Low
9am 3.8
Moderate
10am 6.8
High
11am 10
Very High
12pm 11.6
Extreme
1pm 10.4
Very High
2pm 8.2
Very High
3pm 5.2
Moderate
4pm 2.4
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 Kalapana, HI is below.

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