UV Index for Portland, OR

Current Portland UV Index

5.2 (Moderate)

Last Updated 7 minutes ago

Hourly Portland UV Index

The hourly Portland, OR UV Index forecast for Monday, July 7th, 2025.

5 Day Hourly Portland UV Index Forecast

Last Updated 1 day ago

The UV index forecast for the next five days in Portland, OR has no days reaching the extreme level and 3 days reaching the high or very high levels. The peak UV intensity in Portland over the next five days will be 8.6 on Monday, July 7th at 1:00 pm.

The UV index forecast for Monday, July 7th in Portland, OR is below.

Time UV Index Risk
5pm 3.3
Moderate
6pm 1.7
Low
7pm 0.6
Low
8pm 0.2
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Tuesday, July 8th in Portland, OR 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 0.4
Low
8am 1.2
Low
9am 2.5
Low
10am 4.3
Moderate
11am 6.2
High
12pm 7.7
High
1pm 8.3
Very High
2pm 8
Very High
3pm 6.9
High
4pm 5.1
Moderate
5pm 3.2
Moderate
6pm 1.7
Low
7pm 0.6
Low
8pm 0.2
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Wednesday, July 9th in Portland, OR 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 0.2
Low
9am 0.6
Low
10am 0.9
Low
11am 1.7
Low
12pm 6
High
1pm 7.4
High
2pm 4.2
Moderate
3pm 3.4
Moderate
4pm 2.5
Low
5pm 1.8
Low
6pm 1.5
Low
7pm 0.7
Low
8pm 0.2
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Thursday, July 10th in Portland, OR is below.

Time UV Index Risk
12am 0
Low
1am 0
Low
2am 0
Low
3am 0
Low
4am 0
Low
5am 0
Low
View Historical UV Index Data