Hourly Weather in Hallmark, Maryland, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
10 km/h
Light
7 km/h
Calm
9 km/h
Light
8 km/h
Calm
6 km/h
Calm
7 km/h
Calm
6 km/h
Calm
7 km/h
Calm
5 km/h
Calm
Humidity
47%
Comfortable
54%
Comfortable
54%
Comfortable
52%
Comfortable
56%
Comfortable
65%
Humid
75%
Extremely humid
81%
Extremely humid
82%
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
1020 hPa
High
1020 hPa
High
1020 hPa
High
1020 hPa
High
1020 hPa
High
1020 hPa
High
1020 hPa
High
1020 hPa
High
1020 hPa
High
Clouds
100%
100%
100%
100%
100%
100%
100%
100%
100%
Dew point
13°
15°
14°
12°
13°
14°
16°
17°
17°
UV Index
1
0
0
0
0
0
0
0
0
Air quality
50
Moderate
51
Moderate
51
Moderate
51
Moderate
42
Good
45
Good
49
Good
53
Moderate
55
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
9.7 μg/m3
9.7 μg/m3
9.7 μg/m3
9.7 μg/m3
9.2 μg/m3
9.8 μg/m3
10.9 μg/m3
12.4 μg/m3
13.8 μg/m3
PM25
5.4 μg/m3
5.6 μg/m3
5.8 μg/m3
5.9 μg/m3
7.4 μg/m3
8 μg/m3
8.8 μg/m3
10.1 μg/m3
11.2 μg/m3
NO2
2.2 ppb
2.9 ppb
3.6 ppb
4.4 ppb
5.5 ppb
6.3 ppb
6.7 ppb
7.1 ppb
7.5 ppb
SO2
0.4 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.4 ppb
0.4 ppb
0.4 ppb
0.4 ppb
0.4 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
54 ppb
54.5 ppb
54.9 ppb
55.3 ppb
45.7 ppb
40.9 ppb
37.7 ppb
35.2 ppb
32.9 ppb