UV Index for Juneau, AK

Current Juneau UV Index

0 (Low)

Last Updated 7 minutes ago

Hourly Juneau UV Index

The hourly Juneau, AK UV Index forecast for Monday, September 1st, 2025.

5 Day Hourly Juneau UV Index Forecast

Last Updated 20 hours ago

The UV index forecast for the next five days in Juneau, AK has no days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in Juneau over the next five days will be 4.5 on Monday, September 1st at 12:00 pm.

The UV index forecast for Monday, September 1st in Juneau, AK is below.

Time UV Index Risk
6am 0.2
Low
7am 0.6
Low
8am 1.3
Low
9am 2.4
Low
10am 3.4
Moderate
11am 4.2
Moderate
12pm 4.5
Moderate
1pm 4.2
Moderate
2pm 3.3
Moderate
3pm 2.2
Low
4pm 1.2
Low
5pm 0.5
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 Tuesday, September 2nd in Juneau, 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 0.2
Low
7am 0.6
Low
8am 1.3
Low
9am 2.3
Low
10am 3.3
Moderate
11am 4
Moderate
12pm 4.4
Moderate
1pm 3.8
Moderate
2pm 3.3
Moderate
3pm 1.8
Low
4pm 0.9
Low
5pm 0.4
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 Wednesday, September 3rd in Juneau, 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 0.1
Low
7am 0.5
Low
8am 1.1
Low
9am 2.1
Low
10am 3.3
Moderate
11am 4.1
Moderate
12pm 4.4
Moderate
1pm 4.1
Moderate
2pm 3.3
Moderate
3pm 2.1
Low
4pm 1
Low
5pm 0.3
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 4th in Juneau, AK is below.

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