UV Index for Mendeltna, AK

Current Mendeltna UV Index

0 (Low)

Last Updated 8 minutes ago

Hourly Mendeltna UV Index

The hourly Mendeltna, AK UV Index forecast for Thursday, September 18th, 2025.

5 Day Hourly Mendeltna UV Index Forecast

Last Updated 17 hours ago

The UV index forecast for the next five days in Mendeltna, AK has no days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in Mendeltna over the next five days will be 1.5 on Thursday, September 18th at 1:00 pm.

The UV index forecast for Thursday, September 18th in Mendeltna, AK is below.

Time UV Index Risk
4am 0
Low
5am 0
Low
6am 0
Low
7am 0
Low
8am 0
Low
9am 0.1
Low
10am 0.3
Low
11am 0.6
Low
12pm 1
Low
1pm 1.5
Low
2pm 1.3
Low
3pm 0.4
Low
4pm 0.2
Low
5pm 0.2
Low
6pm 0.2
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 Mendeltna, 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 0.2
Low
11am 0.4
Low
12pm 0.6
Low
1pm 0.8
Low
2pm 0.8
Low
3pm 0.7
Low
4pm 0.3
Low
5pm 0.1
Low
6pm 0
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Saturday, September 20th in Mendeltna, 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
Low
10am 0.1
Low
11am 0.2
Low
12pm 0.3
Low
1pm 0.6
Low
2pm 1.1
Low
3pm 1
Low
4pm 0.8
Low
5pm 0.4
Low
6pm 0.2
Low
7pm 0.1
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Sunday, September 21st in Mendeltna, AK is below.

Time UV Index Risk
12am 0
Low
1am 0
Low
2am 0
Low
3am 0
Low
4am 0
Low