Hourly Weather in Portland, Colorado, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
9 mph
Light
9 mph
Light
10 mph
Breezy
12 mph
Breezy
12 mph
Breezy
12 mph
Breezy
14 mph
Breezy
14 mph
Breezy
15 mph
Breezy
Humidity
62%
Humid
62%
Humid
58%
Comfortable
52%
Comfortable
45%
Dry
39%
Dry
36%
Dry
33%
Dry
30%
Dry
Visibility
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
Pressure
1024 hPa
High
1024 hPa
High
1024 hPa
High
1024 hPa
High
1024 hPa
High
1024 hPa
High
1023 hPa
High
1023 hPa
High
1022 hPa
High
Clouds
1%
0%
9%
31%
32%
40%
9%
52%
100%
Dew point
20°
21°
21°
20°
18°
16°
15°
14°
12°
UV Index
1
3
4
6
6
5
4
3
2
Air quality
41
Good
44
Good
45
Good
46
Good
47
Good
47
Good
48
Good
47
Good
47
Good
Pollen index
Tree
2 / 5
5 / 5
5 / 5
3 / 5
2 / 5
2 / 5
2 / 5
1 / 5
2 / 5
Weed
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Grass
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
2 / 5
2 / 5
Pollutants
Low risk
High risk
PM10
0.16 μg/ft3
0.10 μg/ft3
0.06 μg/ft3
0.04 μg/ft3
0.04 μg/ft3
0.04 μg/ft3
0.05 μg/ft3
0.05 μg/ft3
0.04 μg/ft3
PM25
0.08 μg/ft3
0.05 μg/ft3
0.03 μg/ft3
0.02 μg/ft3
0.02 μg/ft3
0.02 μg/ft3
0.02 μg/ft3
0.02 μg/ft3
0.02 μg/ft3
NO2
0.61 ppb
0.48 ppb
0.35 ppb
0.23 ppb
0.21 ppb
0.2 ppb
0.19 ppb
0.22 ppb
0.26 ppb
SO2
0.09 ppb
0.09 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.11 ppb
0.11 ppb
0.11 ppb
0.11 ppb
CO
0.13 ppb
0.13 ppb
0.12 ppb
0.12 ppb
0.12 ppb
0.12 ppb
0.12 ppb
0.12 ppb
0.13 ppb
O3
48.22 ppb
49.86 ppb
51.5 ppb
53.13 ppb
52.74 ppb
52.34 ppb
51.94 ppb
49.79 ppb
47.64 ppb