Hourly Weather in Frederick Junction, Maryland, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
1 km/h
Calm
4 km/h
Calm
8 km/h
Light
3 km/h
Calm
1 km/h
Calm
2 km/h
Calm
4 km/h
Calm
4 km/h
Calm
8 km/h
Calm
Humidity
81%
Extremely humid
70%
Extremely humid
65%
Humid
58%
Comfortable
55%
Comfortable
53%
Comfortable
51%
Comfortable
50%
Comfortable
51%
Comfortable
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
1018 hPa
High
1018 hPa
High
1018 hPa
High
1017 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1015 hPa
Normal
Clouds
64%
61%
32%
8%
7%
23%
9%
8%
0%
Dew point
19°
17°
17°
16°
16°
16°
15°
16°
16°
UV Index
4
6
8
8
8
6
5
3
1
Air quality
20
Good
23
Good
26
Good
29
Good
33
Good
37
Good
40
Good
63
Moderate
62
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
5.4 μg/m3
5.4 μg/m3
5.4 μg/m3
5.4 μg/m3
5.4 μg/m3
5.4 μg/m3
5.4 μg/m3
19.6 μg/m3
19.2 μg/m3
PM25
2.8 μg/m3
3 μg/m3
3.3 μg/m3
3.7 μg/m3
4 μg/m3
4.4 μg/m3
4.7 μg/m3
15.2 μg/m3
14.9 μg/m3
NO2
2.2 ppb
1.1 ppb
0.9 ppb
0.7 ppb
0.6 ppb
0.6 ppb
0.6 ppb
0.9 ppb
1.8 ppb
SO2
0.5 ppb
0.4 ppb
0.4 ppb
0.4 ppb
0.4 ppb
0.4 ppb
0.4 ppb
0.5 ppb
0.5 ppb
CO
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
21.8 ppb
24.3 ppb
27.7 ppb
31.6 ppb
35.8 ppb
39.7 ppb
43.1 ppb
68.3 ppb
67.1 ppb