UV Index Today in Portland, Oregon (OR)

Friday, May 22, 2026 -11:39 AMPDT (GMT-7)

The UV Index in Portland, Oregon (OR) right now is 5.6. This reading was last updated at 11:00 AM PDT, about 39 minutes ago. The UV Index at12:00 PM PDT, in about 20 minutes from now, is expected to be 7.

The maximum UV Index today in Portland is expected to be 7.7 at 1:00 PM PDT,1 hour and 20 minutes from now. The maximum UV Index tomorrow is expected to be 7.3 at 1:00 PM PDT.

Data Source: National Oceanic and Atmospheric Administration (NOAA)

Today

May 22
7.7
1:00 PM PDT
Very High

Tomorrow

May 23
7.3
1:00 PM PDT
High

UV Index Today Hourly

May 22

Weather models predict UV Index 7.7 for Portland, Oregon (OR) today, peaking near 1:00 PM PDT - Very High risk level.

02468106 AM7 AM8 AM9 AM10 AM11 AM12 PM1 PM2 PM3 PM4 PM5 PM6 PM7 PM8 PM9 PMPacific Daylight Time (PDT, GMT-7)Now: 11:39 AM00.312.23.95.677.77.46.34.62.91.40.50.10
Data Source: National Oceanic and Atmospheric Administration (NOAA)

UV Index Tomorrow Hourly

May 23

The sun will be strongest in Portland, Oregon (OR) around 1:00 PM PDT tomorrow, with a UV Index of 7.3 (High risk).

02468106 AM7 AM8 AM9 AM10 AM11 AM12 PM1 PM2 PM3 PM4 PM5 PM6 PM7 PM8 PM9 PMPacific Daylight Time (PDT, GMT-7)00.312.23.85.56.87.36.55.332.61.30.50.10
Data Source: National Oceanic and Atmospheric Administration (NOAA)

5 Day UV Index Forecast

May 21, 2026

TimeUV IndexRisk
12:00 AM0
Low
1:00 AM0
Low
2:00 AM0
Low
3:00 AM0
Low
4:00 AM0
Low
5:00 AM0
Low
6:00 AM0
Low
7:00 AM0.3
Low
8:00 AM1
Low
9:00 AM2.2
Low
10:00 AM3.8
Moderate
11:00 AM5.4
Moderate
12:00 PM6.7
High
1:00 PM7.2
High
2:00 PM6.9
High
3:00 PM5.8
High
4:00 PM4.2
Moderate
5:00 PM2.6
Moderate
6:00 PM1.3
Low
7:00 PM0.5
Low
8:00 PM0.1
Low
9:00 PM0
Low
10:00 PM0
Low
11:00 PM0
Low

May 22, 2026

TimeUV IndexRisk
12:00 AM0
Low
1:00 AM0
Low
2:00 AM0
Low
3:00 AM0
Low
4:00 AM0
Low
5:00 AM0
Low
6:00 AM0
Low
7:00 AM0.3
Low
8:00 AM1
Low
9:00 AM2.2
Low
10:00 AM3.9
Moderate
11:00 AM5.6
High
12:00 PM7
High
1:00 PM7.7
Very High
2:00 PM7.4
High
3:00 PM6.3
High
4:00 PM4.6
Moderate
5:00 PM2.9
Moderate
6:00 PM1.4
Low
7:00 PM0.5
Low
8:00 PM0.1
Low
9:00 PM0
Low
10:00 PM0
Low
11:00 PM0
Low

May 23, 2026

TimeUV IndexRisk
12:00 AM0
Low
1:00 AM0
Low
2:00 AM0
Low
3:00 AM0
Low
4:00 AM0
Low
5:00 AM0
Low
6:00 AM0
Low
7:00 AM0.3
Low
8:00 AM1
Low
9:00 AM2.2
Low
10:00 AM3.8
Moderate
11:00 AM5.5
High
12:00 PM6.8
High
1:00 PM7.3
High
2:00 PM6.5
High
3:00 PM5.3
Moderate
4:00 PM3
Moderate
5:00 PM2.6
Moderate
6:00 PM1.3
Low
7:00 PM0.5
Low
8:00 PM0.1
Low
9:00 PM0
Low
10:00 PM0
Low
11:00 PM0
Low

May 24, 2026

TimeUV IndexRisk
12:00 AM0
Low
1:00 AM0
Low
2:00 AM0
Low
3:00 AM0
Low
4:00 AM0
Low
5:00 AM0
Low
6:00 AM0
Low
7:00 AM0.3
Low
8:00 AM0.9
Low
9:00 AM2
Low
10:00 AM3.6
Moderate
11:00 AM4.9
Moderate
12:00 PM5.9
High
1:00 PM6.5
High
2:00 PM5.9
High
3:00 PM5.4
Moderate
4:00 PM3.9
Moderate
5:00 PM1.4
Low
6:00 PM0.9
Low
7:00 PM0.5
Low
8:00 PM0.1
Low
9:00 PM0
Low
10:00 PM0
Low
11:00 PM0
Low

May 25, 2026

TimeUV IndexRisk
12:00 AM0
Low
1:00 AM0
Low
2:00 AM0
Low
3:00 AM0
Low
4:00 AM0
Low
5:00 AM0
Low
6:00 AM0
Low
7:00 AM0.1
Low
8:00 AM0.1
Low
9:00 AM0.2
Low
10:00 AM0.3
Low
11:00 AM0.6
Low
12:00 PM1.1
Low
1:00 PM0.9
Low
2:00 PM0.7
Low
3:00 PM1.9
Low
4:00 PM0.2
Low
5:00 PM0.2
Low
6:00 PM0.9
Low
7:00 PM0.2
Low
8:00 PM0.1
Low
9:00 PM0
Low
10:00 PM0
Low
11:00 PM0
Low
Data Source: National Oceanic and Atmospheric Administration (NOAA)

Nearby Places

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