UV Index for Unalaska, AK

Current Unalaska UV Index

0 (Low)

Last Updated 19 minutes ago

Hourly Unalaska UV Index

The hourly Unalaska, AK UV Index forecast for Sunday, August 31st, 2025.

5 Day Hourly Unalaska UV Index Forecast

Last Updated 14 hours ago

The UV index forecast for the next five days in Unalaska, AK has no days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in Unalaska over the next five days will be 4.3 on Monday, September 1st at 2:00 pm.

The UV index forecast for Sunday, August 31st in Unalaska, AK is below.

Time UV Index Risk

The UV index forecast for Monday, September 1st in Unalaska, AK 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
Low
9am 0.3
Low
10am 0.8
Low
11am 2
Low
12pm 3
Moderate
1pm 3.9
Moderate
2pm 4.3
Moderate
3pm 4.1
Moderate
4pm 3.4
Moderate
5pm 2.3
Low
6pm 1.2
Low
7pm 0.5
Low
8pm 0.1
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Tuesday, September 2nd in Unalaska, AK 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
Low
9am 0.3
Low
10am 0.7
Low
11am 1.8
Low
12pm 1.8
Low
1pm 2.8
Low
2pm 3.8
Moderate
3pm 3.1
Moderate
4pm 1.6
Low
5pm 1.4
Low
6pm 0.8
Low
7pm 0.3
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Wednesday, September 3rd in Unalaska, AK 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
Low
9am 0.1
Low
10am 0.5
Low
11am 1.7
Low
12pm 2.9
Low
1pm 3.6
Moderate
2pm 4
Moderate
3pm 4
Moderate
4pm 3.3
Moderate
5pm 0.8
Low
6pm 0.3
Low
7pm 0.1
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Thursday, September 4th in Unalaska, AK is below.

Time UV Index Risk
12am 0
Low
1am 0
Low
2am 0
Low
3am 0
Low