Hourly Weather in Clifton, Maryland, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
6 km/h
Calm
7 km/h
Calm
4 km/h
Calm
1 km/h
Calm
6 km/h
Calm
8 km/h
Light
3 km/h
Calm
2 km/h
Calm
4 km/h
Calm
Humidity
60%
Humid
62%
Humid
58%
Comfortable
59%
Comfortable
64%
Humid
73%
Extremely humid
76%
Extremely humid
76%
Extremely humid
77%
Extremely humid
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
1008 hPa
Low
1009 hPa
Low
1009 hPa
Normal
1008 hPa
Low
1008 hPa
Low
1008 hPa
Low
1008 hPa
Low
1007 hPa
Low
1007 hPa
Low
Clouds
100%
100%
100%
94%
100%
65%
50%
76%
0%
Dew point
17°
17°
16°
16°
17°
18°
19°
18°
18°
UV Index
0
0
0
0
0
0
0
0
0
Air quality
58
Moderate
58
Moderate
58
Moderate
57
Moderate
57
Moderate
57
Moderate
57
Moderate
93
Moderate
91
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
21.6 μg/m3
21.6 μg/m3
21.6 μg/m3
21.6 μg/m3
21.6 μg/m3
21.6 μg/m3
21.6 μg/m3
32.3 μg/m3
31 μg/m3
PM25
12.8 μg/m3
12.7 μg/m3
12.6 μg/m3
12.5 μg/m3
12.4 μg/m3
12.3 μg/m3
12.3 μg/m3
31.5 μg/m3
30.3 μg/m3
NO2
4.9 ppb
5.7 ppb
5.1 ppb
4.5 ppb
3.9 ppb
3.9 ppb
3.9 ppb
4.4 ppb
4.1 ppb
SO2
0.6 ppb
0.5 ppb
0.5 ppb
0.5 ppb
0.5 ppb
0.5 ppb
0.5 ppb
0.4 ppb
0.4 ppb
CO
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
O3
37.2 ppb
38.3 ppb
39.8 ppb
41.5 ppb
43.4 ppb
45.1 ppb
46.6 ppb
31.6 ppb
30.5 ppb