Hourly Weather in Chesterfield, Maryland, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
3 km/h
Calm
3 km/h
Calm
5 km/h
Calm
3 km/h
Calm
3 km/h
Calm
3 km/h
Calm
4 km/h
Calm
5 km/h
Calm
5 km/h
Calm
Humidity
82%
Extremely humid
84%
Extremely humid
88%
Extremely humid
89%
Extremely humid
90%
Extremely humid
89%
Extremely humid
76%
Extremely humid
65%
Humid
56%
Comfortable
Visibility
16 km
Good
16 km
Good
14 km
Good
14 km
Good
14 km
Good
14 km
Good
16 km
Good
16 km
Good
16 km
Good
Pressure
1015 hPa
Normal
1015 hPa
Normal
1014 hPa
Normal
1015 hPa
Normal
1014 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1014 hPa
Normal
Clouds
0%
1%
0%
0%
0%
1%
4%
6%
2%
Dew point
18°
18°
18°
18°
18°
18°
18°
16°
15°
UV Index
0
0
0
0
0
0
1
2
4
Air quality
31
Good
32
Good
33
Good
35
Good
36
Good
56
Moderate
55
Moderate
55
Moderate
55
Moderate
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
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Pollutants
Low risk
High risk
PM10
7.5 μg/m3
7.5 μg/m3
7.5 μg/m3
7.5 μg/m3
7.5 μg/m3
14.1 μg/m3
13.7 μg/m3
14 μg/m3
14.1 μg/m3
PM25
5.4 μg/m3
4.8 μg/m3
4.1 μg/m3
3.5 μg/m3
3 μg/m3
11.5 μg/m3
11.2 μg/m3
11.3 μg/m3
11.3 μg/m3
NO2
7.1 ppb
6.8 ppb
6.6 ppb
6.3 ppb
5.7 ppb
6.3 ppb
5.5 ppb
4 ppb
2.5 ppb
SO2
0.2 ppb
0.2 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
32.9 ppb
34.5 ppb
36 ppb
37.6 ppb
38.9 ppb
24.4 ppb
26 ppb
30.6 ppb
38.3 ppb