Hourly Weather in Portland Island Light, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
1 km/h
Calm
3 km/h
Calm
3 km/h
Calm
1 km/h
Calm
3 km/h
Calm
7 km/h
Calm
13 km/h
Light
16 km/h
Breezy
15 km/h
Light
Humidity
77%
Extremely humid
79%
Extremely humid
82%
Extremely humid
86%
Extremely humid
83%
Extremely humid
82%
Extremely humid
81%
Extremely humid
78%
Extremely humid
77%
Extremely humid
Visibility
16 km
Good
16 km
Good
16 km
Good
16 km
Good
13 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
Pressure
1010 hPa
Normal
1009 hPa
Normal
1009 hPa
Normal
1009 hPa
Normal
1009 hPa
Normal
1009 hPa
Low
1008 hPa
Low
1008 hPa
Low
1008 hPa
Low
Clouds
59%
10%
99%
84%
33%
0%
0%
0%
13%
Dew point
8°
10°
10°
11°
11°
11°
11°
11°
11°
UV Index
0
1
2
3
4
4
5
4
3
Air quality
24
Good
20
Good
17
Good
16
Good
16
Good
18
Good
21
Good
23
Good
24
Good
Pollen index
Tree
2 / 5
2 / 5
2 / 5
3 / 5
3 / 5
4 / 5
4 / 5
4 / 5
4 / 5
Weed
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Grass
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Pollutants
Low risk
High risk
PM10
5.6 μg/m3
4.6 μg/m3
4.1 μg/m3
3.9 μg/m3
3.8 μg/m3
3.3 μg/m3
2.6 μg/m3
1.9 μg/m3
1.5 μg/m3
PM25
4.2 μg/m3
3.5 μg/m3
3.1 μg/m3
2.9 μg/m3
2.9 μg/m3
2.5 μg/m3
2.1 μg/m3
1.7 μg/m3
1.4 μg/m3
NO2
2.2 ppb
1.8 ppb
1.5 ppb
1.1 ppb
0.8 ppb
0.6 ppb
0.3 ppb
0.2 ppb
0.2 ppb
SO2
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.1 ppb
0.1 ppb
0.1 ppb
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
12.8 ppb
13.4 ppb
14.1 ppb
14.7 ppb
16.7 ppb
19.6 ppb
22.7 ppb
24.7 ppb
26.2 ppb