Daily Weather in Portland, Oregon, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
14 mph
Breezy
11 mph
Breezy
7 mph
Light
7 mph
Light
6 mph
Light
5 mph
Light
5 mph
Light
10 mph
Light
9 mph
Light
Humidity
89%
Extremely humid
93%
Extremely humid
92%
Extremely humid
90%
Extremely humid
96%
Extremely humid
82%
Extremely humid
76%
Extremely humid
99%
Extremely humid
98%
Extremely humid
Visibility
10 mi
Good
10 mi
Good
10 mi
Good
15 mi
Good
15 mi
Good
15 mi
Good
15 mi
Good
15 mi
Good
7 mi
Good
Pressure
1017 hPa
Normal
1018 hPa
High
1023 hPa
High
1027 hPa
Very high
1024 hPa
High
1021 hPa
High
1013 hPa
Normal
1007 hPa
Low
1010 hPa
Normal
Clouds
100%
100%
100%
100%
100%
89%
100%
100%
100%
Dew point
43°
39°
39°
41°
44°
42°
44°
53°
50°
UV Index
1
3
2
4
3
Air quality
41
Good
40
Good
40
Good
38
Good
34
Good
Pollen index
Tree
0 / 5
1 / 5
4 / 5
4 / 5
5 / 5
1 / 5
Weed
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Grass
0 / 5
1 / 5
1 / 5
1 / 5
1 / 5
0 / 5
Pollutants
Low risk
High risk
PM10
0.34 μg/ft3
0.19 μg/ft3
0.12 μg/ft3
0.16 μg/ft3
0.11 μg/ft3
PM25
0.28 μg/ft3
0.10 μg/ft3
0.08 μg/ft3
0.11 μg/ft3
0.07 μg/ft3
NO2
7.81 ppb
2.87 ppb
3.39 ppb
4.07 ppb
1.74 ppb
SO2
7.13 ppb
0.26 ppb
0.23 ppb
0.6 ppb
0.46 ppb
CO
7.13 ppb
0.16 ppb
0.17 ppb
0.16 ppb
0.14 ppb
O3
41.38 ppb
44.81 ppb
45.17 ppb
42.38 ppb
43.12 ppb