Hourly Weather in Chevy Chase Section 4, Maryland, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
6 mph
Light
7 mph
Light
8 mph
Light
8 mph
Light
9 mph
Light
11 mph
Breezy
12 mph
Breezy
12 mph
Breezy
13 mph
Breezy
Humidity
72%
Extremely humid
72%
Extremely humid
69%
Humid
71%
Extremely humid
74%
Extremely humid
76%
Extremely humid
73%
Extremely humid
71%
Extremely humid
68%
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
1012 hPa
Normal
1012 hPa
Normal
1012 hPa
Normal
1012 hPa
Normal
1012 hPa
Normal
1012 hPa
Normal
1012 hPa
Normal
1013 hPa
Normal
1014 hPa
Normal
Clouds
41%
73%
34%
45%
92%
96%
98%
97%
49%
Dew point
49°
49°
48°
48°
49°
49°
46°
44°
41°
UV Index
0
0
0
0
0
0
0
0
0
Air quality
55
Moderate
48
Good
42
Good
39
Good
33
Good
25
Good
19
Good
20
Good
21
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
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Pollutants
Low risk
High risk
PM10
0.32 μg/ft3
0.25 μg/ft3
0.22 μg/ft3
0.20 μg/ft3
0.17 μg/ft3
0.13 μg/ft3
0.09 μg/ft3
0.07 μg/ft3
0.06 μg/ft3
PM25
0.31 μg/ft3
0.24 μg/ft3
0.21 μg/ft3
0.20 μg/ft3
0.17 μg/ft3
0.13 μg/ft3
0.09 μg/ft3
0.07 μg/ft3
0.06 μg/ft3
NO2
10.7 ppb
8.8 ppb
6.9 ppb
5 ppb
4.5 ppb
4.1 ppb
3.6 ppb
4 ppb
4.3 ppb
SO2
0.7 ppb
0.8 ppb
0.8 ppb
0.9 ppb
0.9 ppb
0.8 ppb
0.7 ppb
0.7 ppb
0.7 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
19.4 ppb
21 ppb
21.4 ppb
21 ppb
20.9 ppb
20.8 ppb
20.7 ppb
21.6 ppb
22.8 ppb