Hourly Weather in Washington, DC, District of Columbia, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
4 mph
Calm
5 mph
Calm
5 mph
Light
6 mph
Light
7 mph
Light
8 mph
Light
9 mph
Light
13 mph
Breezy
8 mph
Light
Humidity
73%
Extremely humid
67%
Humid
61%
Humid
56%
Comfortable
54%
Comfortable
53%
Comfortable
51%
Comfortable
74%
Extremely humid
89%
Extremely humid
Visibility
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
4 mi
Fair
10 mi
Good
Pressure
1017 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1015 hPa
Normal
1014 hPa
Normal
1016 hPa
Normal
1015 hPa
Normal
Clouds
9%
0%
0%
5%
5%
19%
71%
100%
39%
Dew point
66°
66°
66°
65°
66°
66°
65°
68°
68°
UV Index
2
4
6
7
7
6
5
2
0
Air quality
45
Good
44
Good
44
Good
44
Good
44
Good
47
Good
47
Good
46
Good
45
Good
Pollen index
Tree
Weed
Grass
Pollutants
Low risk
High risk
PM10
0.41 μg/ft3
0.42 μg/ft3
0.44 μg/ft3
0.45 μg/ft3
0.45 μg/ft3
0.45 μg/ft3
0.46 μg/ft3
0.47 μg/ft3
0.48 μg/ft3
PM25
0.27 μg/ft3
0.28 μg/ft3
0.29 μg/ft3
0.30 μg/ft3
0.30 μg/ft3
0.30 μg/ft3
0.31 μg/ft3
0.31 μg/ft3
0.33 μg/ft3
NO2
3.68 ppb
2.78 ppb
1.87 ppb
1.55 ppb
1.23 ppb
0.91 ppb
1.47 ppb
2.03 ppb
2.59 ppb
SO2
1.19 ppb
1.3 ppb
1.42 ppb
1.22 ppb
1.02 ppb
0.82 ppb
0.72 ppb
0.61 ppb
0.51 ppb
CO
0.18 ppb
0.17 ppb
0.16 ppb
0.15 ppb
0.14 ppb
0.14 ppb
0.14 ppb
0.14 ppb
0.14 ppb
O3
32.44 ppb
39.51 ppb
46.58 ppb
48.93 ppb
51.28 ppb
53.63 ppb
50.88 ppb
48.14 ppb
45.4 ppb
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