Hourly Weather in Portland, Colorado, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
12 km/h
Light
12 km/h
Light
13 km/h
Light
17 km/h
Breezy
18 km/h
Breezy
17 km/h
Breezy
10 km/h
Light
14 km/h
Light
11 km/h
Light
Humidity
26%
Very dry
22%
Very dry
20%
Very dry
18%
Extremely dry
18%
Extremely dry
18%
Extremely dry
21%
Very dry
28%
Very dry
30%
Dry
Visibility
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
Pressure
1009 hPa
Low
1006 hPa
Low
1005 hPa
Low
1005 hPa
Low
1005 hPa
Low
1005 hPa
Low
1006 hPa
Low
1007 hPa
Low
1008 hPa
Low
Clouds
0%
0%
1%
6%
15%
3%
10%
15%
100%
Dew point
5°
4°
3°
1°
2°
1°
3°
6°
5°
UV Index
11
8
3
1
2
1
0
0
0
Air quality
47
Good
47
Good
48
Good
48
Good
48
Good
48
Good
49
Good
45
Good
42
Good
Pollen index
Tree
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Weed
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Grass
2 / 5
2 / 5
2 / 5
3 / 5
3 / 5
3 / 5
2 / 5
1 / 5
2 / 5
Pollutants
Low risk
High risk
PM10
9.7 μg/m3
9.7 μg/m3
9.7 μg/m3
9.7 μg/m3
9.7 μg/m3
9.7 μg/m3
9.7 μg/m3
2.7 μg/m3
2.2 μg/m3
PM25
3.8 μg/m3
3.8 μg/m3
3.8 μg/m3
3.8 μg/m3
3.8 μg/m3
3.8 μg/m3
3.9 μg/m3
2.4 μg/m3
2 μg/m3
NO2
0.1 ppb
0.1 ppb
0.1 ppb
0.3 ppb
0.3 ppb
0.5 ppb
1 ppb
1.4 ppb
1.8 ppb
SO2
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
CO
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
O3
50.8 ppb
51 ppb
51.2 ppb
51.6 ppb
51.9 ppb
52.2 ppb
52.5 ppb
48.4 ppb
45.2 ppb