UV Index Today in Portland, Oregon (OR)

Tuesday, April 7, 2026 - 1:48 AM PDT (GMT-7)

The UV Index in Portland, Oregon (OR) right now is 0. This reading was last updated at 1:00 AM PDT, about 48 minutes ago. The UV Index at 2:00 AM PDT, in about 11 minutes from now, is expected to be 0.

The maximum UV Index today in Portland is expected to be 5.3 at 1:00 PM PDT, 11 hours and 11 minutes from now. The maximum UV Index tomorrow is expected to be 5.6 at 1:00 PM PDT.

Data Source: National Oceanic and Atmospheric Administration (NOAA)

Today

April 7
5.3
1:00 PM PDT
Moderate

Tomorrow

April 8
5.6
1:00 PM PDT
High

UV Index Today Hourly

April 7

Weather models predict UV Index 5.3 for Portland, Oregon (OR) today, peaking near 1:00 PM PDT - Moderate risk level.

02468107 AM8 AM9 AM10 AM11 AM12 PM1 PM2 PM3 PM4 PM5 PM6 PM7 PM8 PMPacific Daylight Time (PDT, GMT-7) Now: 1:48 AM00.41.12.23.54.75.354.12.81.50.60.10
Data Source: National Oceanic and Atmospheric Administration (NOAA)

UV Index Tomorrow Hourly

April 8

The sun will be strongest in Portland, Oregon (OR) around 1:00 PM PDT tomorrow, with a UV Index of 5.6 (High risk).

02468107 AM8 AM9 AM10 AM11 AM12 PM1 PM2 PM3 PM4 PM5 PM6 PM7 PM8 PMPacific Daylight Time (PDT, GMT-7) 00.41.22.43.95.15.65.34.22.81.60.60.20
Data Source: National Oceanic and Atmospheric Administration (NOAA)

5 Day UV Index Forecast

April 6, 2026
Time UV Index Risk
12:00 AM 0
Low
1:00 AM 0
Low
2:00 AM 0
Low
3:00 AM 0
Low
4:00 AM 0
Low
5:00 AM 0
Low
6:00 AM 0
Low
7:00 AM 0
Low
8:00 AM 0.4
Low
9:00 AM 1.1
Low
10:00 AM 2.2
Low
11:00 AM 3.6
Moderate
12:00 PM 4.8
Moderate
1:00 PM 5.3
Moderate
2:00 PM 4.7
Moderate
3:00 PM 3.9
Moderate
4:00 PM 2.7
Moderate
5:00 PM 1.5
Low
6:00 PM 0.6
Low
7:00 PM 0.1
Low
8:00 PM 0
Low
9:00 PM 0
Low
10:00 PM 0
Low
11:00 PM 0
Low

April 7, 2026
Time UV Index Risk
12:00 AM 0
Low
1:00 AM 0
Low
2:00 AM 0
Low
3:00 AM 0
Low
4:00 AM 0
Low
5:00 AM 0
Low
6:00 AM 0
Low
7:00 AM 0
Low
8:00 AM 0.4
Low
9:00 AM 1.1
Low
10:00 AM 2.2
Low
11:00 AM 3.5
Moderate
12:00 PM 4.7
Moderate
1:00 PM 5.3
Moderate
2:00 PM 5
Moderate
3:00 PM 4.1
Moderate
4:00 PM 2.8
Moderate
5:00 PM 1.5
Low
6:00 PM 0.6
Low
7:00 PM 0.1
Low
8:00 PM 0
Low
9:00 PM 0
Low
10:00 PM 0
Low
11:00 PM 0
Low

April 8, 2026
Time UV Index Risk
12:00 AM 0
Low
1:00 AM 0
Low
2:00 AM 0
Low
3:00 AM 0
Low
4:00 AM 0
Low
5:00 AM 0
Low
6:00 AM 0
Low
7:00 AM 0
Low
8:00 AM 0.4
Low
9:00 AM 1.2
Low
10:00 AM 2.4
Low
11:00 AM 3.9
Moderate
12:00 PM 5.1
Moderate
1:00 PM 5.6
High
2:00 PM 5.3
Moderate
3:00 PM 4.2
Moderate
4:00 PM 2.8
Moderate
5:00 PM 1.6
Low
6:00 PM 0.6
Low
7:00 PM 0.2
Low
8:00 PM 0
Low
9:00 PM 0
Low
10:00 PM 0
Low
11:00 PM 0
Low

April 9, 2026
Time UV Index Risk
12:00 AM 0
Low
1:00 AM 0
Low
2:00 AM 0
Low
3:00 AM 0
Low
4:00 AM 0
Low
5:00 AM 0
Low
6:00 AM 0
Low
7:00 AM 0
Low
8:00 AM 0.4
Low
9:00 AM 1.2
Low
10:00 AM 2.4
Low
11:00 AM 3.8
Moderate
12:00 PM 5
Moderate
1:00 PM 5.5
High
2:00 PM 5.2
Moderate
3:00 PM 4.3
Moderate
4:00 PM 2.9
Moderate
5:00 PM 1.6
Low
6:00 PM 0.7
Low
7:00 PM 0.2
Low
8:00 PM 0
Low
9:00 PM 0
Low
10:00 PM 0
Low
11:00 PM 0
Low

April 10, 2026
Time UV Index Risk
12:00 AM 0
Low
1:00 AM 0
Low
2:00 AM 0
Low
3:00 AM 0
Low
4:00 AM 0
Low
5:00 AM 0
Low
6:00 AM 0
Low
7:00 AM 0
Low
8:00 AM 0.4
Low
9:00 AM 1.2
Low
10:00 AM 2.4
Low
11:00 AM 3.8
Moderate
12:00 PM 5
Moderate
1:00 PM 5.5
High
2:00 PM 5.2
Moderate
3:00 PM 4.2
Moderate
4:00 PM 2.9
Moderate
5:00 PM 1.6
Low
6:00 PM 0.6
Low
7:00 PM 0.2
Low
8:00 PM 0
Low
9:00 PM 0
Low
10:00 PM 0
Low
11:00 PM 0
Low
Data Source: National Oceanic and Atmospheric Administration (NOAA)

Nearby Places

Maximum UV Index Today
Data Source: National Oceanic and Atmospheric Administration (NOAA)