Daily Weather in Merrifield, Virginia, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
10 km/h
Light
25 km/h
Breezy
15 km/h
Light
22 km/h
Breezy
27 km/h
Breezy
20 km/h
Breezy
9 km/h
Light
9 km/h
Light
10 km/h
Light
Humidity
93%
Extremely humid
93%
Extremely humid
95%
Extremely humid
98%
Extremely humid
80%
Extremely humid
79%
Extremely humid
84%
Extremely humid
88%
Extremely humid
73%
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
1021 hPa
High
1014 hPa
Normal
1011 hPa
Normal
1006 hPa
Low
1006 hPa
Low
1015 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1013 hPa
Normal
Clouds
99%
100%
100%
100%
100%
91%
90%
100%
100%
Dew point
18°
18°
21°
23°
19°
17°
18°
21°
19°
UV Index
8
7
5
7
7
Air quality
59
Moderate
68
Moderate
71
Moderate
63
Moderate
56
Moderate
Pollen index
Tree
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
Grass
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Pollutants
Low risk
High risk
PM10
16.4 μg/m3
19.6 μg/m3
20.6 μg/m3
15.8 μg/m3
8.4 μg/m3
PM25
13.3 μg/m3
17.8 μg/m3
19.4 μg/m3
15.4 μg/m3
8.4 μg/m3
NO2
9.9 ppb
22.1 ppb
7.4 ppb
10.8 ppb
5.8 ppb
SO2
0.7 ppb
0.7 ppb
1.2 ppb
0.8 ppb
0.7 ppb
CO
0.2 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.2 ppb
O3
56.8 ppb
67.7 ppb
71.2 ppb
68.2 ppb
61.6 ppb