Hourly Weather in Chelsea, Maine, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
8 mph
Light
8 mph
Light
8 mph
Light
7 mph
Light
5 mph
Light
5 mph
Calm
5 mph
Calm
4 mph
Calm
5 mph
Calm
Humidity
68%
Humid
73%
Extremely humid
77%
Extremely humid
79%
Extremely humid
79%
Extremely humid
79%
Extremely humid
79%
Extremely humid
77%
Extremely humid
77%
Extremely humid
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
1015 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
Clouds
97%
61%
96%
100%
100%
100%
100%
100%
100%
Dew point
50°
50°
49°
49°
48°
47°
46°
46°
46°
UV Index
0
0
0
0
0
0
0
0
0
Air quality
43
Good
42
Good
41
Good
39
Good
36
Good
34
Good
30
Good
28
Good
27
Good
Pollen index
Tree
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 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
1 / 5
1 / 5
Pollutants
Low risk
High risk
PM10
0.28 μg/ft3
0.28 μg/ft3
0.28 μg/ft3
0.29 μg/ft3
0.27 μg/ft3
0.27 μg/ft3
0.25 μg/ft3
0.26 μg/ft3
0.26 μg/ft3
PM25
0.18 μg/ft3
0.18 μg/ft3
0.19 μg/ft3
0.19 μg/ft3
0.19 μg/ft3
0.18 μg/ft3
0.18 μg/ft3
0.18 μg/ft3
0.18 μg/ft3
NO2
1.14 ppb
1.24 ppb
1.34 ppb
1.45 ppb
1.6 ppb
1.76 ppb
1.91 ppb
1.78 ppb
1.65 ppb
SO2
0.23 ppb
0.25 ppb
0.27 ppb
0.29 ppb
0.28 ppb
0.27 ppb
0.26 ppb
0.21 ppb
0.16 ppb
CO
0.14 ppb
0.14 ppb
0.14 ppb
0.14 ppb
0.14 ppb
0.14 ppb
0.15 ppb
0.15 ppb
0.14 ppb
O3
43.32 ppb
41.64 ppb
39.97 ppb
38.29 ppb
34.88 ppb
31.48 ppb
28.07 ppb
27.17 ppb
26.27 ppb