Hourly Weather in Chevy Chase, Maryland, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
7 km/h
Calm
10 km/h
Light
11 km/h
Light
10 km/h
Light
13 km/h
Light
13 km/h
Light
11 km/h
Light
11 km/h
Light
12 km/h
Light
Humidity
74%
Extremely humid
55%
Comfortable
47%
Comfortable
42%
Dry
37%
Dry
35%
Dry
35%
Dry
38%
Dry
41%
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
1023 hPa
High
1023 hPa
High
1022 hPa
High
1021 hPa
High
1021 hPa
High
1020 hPa
High
1020 hPa
High
1020 hPa
High
1020 hPa
High
Clouds
2%
0%
100%
100%
100%
100%
100%
100%
100%
Dew point
17°
15°
13°
13°
11°
11°
11°
12°
12°
UV Index
4
5
7
7
6
5
4
2
1
Air quality
36
Good
38
Good
38
Good
39
Good
39
Good
43
Good
61
Moderate
60
Moderate
58
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
7.5 μg/m3
10 μg/m3
9.9 μg/m3
9.6 μg/m3
PM25
6.5 μg/m3
6.7 μg/m3
6.8 μg/m3
6.9 μg/m3
7 μg/m3
7.1 μg/m3
8.6 μg/m3
8.3 μg/m3
7.9 μg/m3
NO2
4.7 ppb
1.7 ppb
1.5 ppb
1.2 ppb
1 ppb
1.1 ppb
1.2 ppb
1.3 ppb
1.7 ppb
SO2
0.6 ppb
0.6 ppb
0.6 ppb
0.5 ppb
0.5 ppb
0.4 ppb
0.4 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
22.2 ppb
26.6 ppb
31.7 ppb
37.1 ppb
42.2 ppb
46.7 ppb
68.7 ppb
67.3 ppb
64.5 ppb