Daily Weather in Walnut, Maryland, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
12 km/h
Light
15 km/h
Light
12 km/h
Light
23 km/h
Breezy
17 km/h
Breezy
18 km/h
Breezy
13 km/h
Light
7 km/h
Calm
12 km/h
Light
Humidity
94%
Extremely humid
93%
Extremely humid
96%
Extremely humid
99%
Extremely humid
97%
Extremely humid
95%
Extremely humid
95%
Extremely humid
95%
Extremely humid
98%
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
1015 hPa
Normal
1012 hPa
Normal
1007 hPa
Low
1003 hPa
Very low
1009 hPa
Low
1012 hPa
Normal
1012 hPa
Normal
1013 hPa
Normal
Clouds
99%
100%
100%
100%
91%
96%
40%
100%
100%
Dew point
18°
19°
22°
25°
22°
20°
21°
23°
23°
UV Index
8
8
5
3
5
Air quality
53
Moderate
48
Good
52
Moderate
54
Moderate
55
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
17.3 μg/m3
10.5 μg/m3
9.2 μg/m3
10.9 μg/m3
6.4 μg/m3
PM25
10 μg/m3
8.3 μg/m3
8.6 μg/m3
10.6 μg/m3
6.3 μg/m3
NO2
6.1 ppb
5 ppb
2 ppb
3.1 ppb
2.7 ppb
SO2
0.1 ppb
0.1 ppb
0.3 ppb
0.3 ppb
0.4 ppb
CO
0.2 ppb
0.1 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
38.9 ppb
51.3 ppb
56.6 ppb
42.4 ppb
60.4 ppb