Hourly Weather in Walnut Hills, Maryland, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
5 km/h
Calm
7 km/h
Calm
6 km/h
Calm
8 km/h
Calm
14 km/h
Light
11 km/h
Light
9 km/h
Light
10 km/h
Light
10 km/h
Light
Humidity
58%
Comfortable
53%
Comfortable
53%
Comfortable
52%
Comfortable
58%
Comfortable
65%
Humid
70%
Extremely humid
69%
Humid
67%
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
1012 hPa
Normal
1011 hPa
Normal
1011 hPa
Normal
1011 hPa
Normal
1011 hPa
Normal
1011 hPa
Normal
1011 hPa
Normal
1011 hPa
Normal
1011 hPa
Normal
Clouds
30%
39%
34%
16%
7%
0%
0%
0%
0%
Dew point
19°
17°
18°
18°
18°
19°
19°
18°
16°
UV Index
5
4
2
1
0
0
0
0
0
Air quality
37
Good
37
Good
38
Good
39
Good
40
Good
41
Good
42
Good
42
Good
47
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
7.5 μg/m3
7.5 μg/m3
7.5 μg/m3
7.5 μg/m3
7.5 μg/m3
7.5 μg/m3
7.5 μg/m3
7.5 μg/m3
9.9 μg/m3
PM25
6.2 μg/m3
6.3 μg/m3
6.4 μg/m3
6.5 μg/m3
6.7 μg/m3
6.9 μg/m3
7 μg/m3
7.2 μg/m3
8.3 μg/m3
NO2
0.5 ppb
0.5 ppb
0.5 ppb
0.9 ppb
1.2 ppb
1.5 ppb
2.4 ppb
3.4 ppb
2.4 ppb
SO2
0.3 ppb
0.3 ppb
0.3 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.3 ppb
0.3 ppb
0.2 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
39.9 ppb
40.2 ppb
40.9 ppb
41.8 ppb
42.8 ppb
43.9 ppb
44.9 ppb
45.8 ppb
37.3 ppb