Hourly Weather in Frederick, Illinois, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
5 km/h
Calm
6 km/h
Calm
5 km/h
Calm
5 km/h
Calm
5 km/h
Calm
4 km/h
Calm
3 km/h
Calm
4 km/h
Calm
4 km/h
Calm
Humidity
82%
Extremely humid
81%
Extremely humid
82%
Extremely humid
82%
Extremely humid
81%
Extremely humid
83%
Extremely humid
90%
Extremely humid
92%
Extremely humid
92%
Extremely humid
Visibility
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
14 km
Good
13 km
Good
13 km
Good
Pressure
1017 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
Clouds
100%
100%
100%
100%
81%
96%
100%
91%
97%
Dew point
18°
18°
18°
17°
17°
18°
18°
19°
19°
UV Index
0
0
0
0
0
0
0
0
0
Air quality
35
Good
35
Good
36
Good
38
Good
39
Good
40
Good
36
Good
35
Good
33
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
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
Pollutants
Low risk
High risk
PM10
15.1 μg/m3
15.1 μg/m3
15.1 μg/m3
15.1 μg/m3
15.1 μg/m3
15.1 μg/m3
6.6 μg/m3
6.4 μg/m3
6.1 μg/m3
PM25
6.1 μg/m3
6.3 μg/m3
6.5 μg/m3
6.7 μg/m3
6.9 μg/m3
7.1 μg/m3
6.4 μg/m3
6.2 μg/m3
5.8 μg/m3
NO2
2.9 ppb
3.2 ppb
3.4 ppb
3.7 ppb
4 ppb
4.3 ppb
4.7 ppb
4.8 ppb
4.8 ppb
SO2
1.3 ppb
1.4 ppb
1.5 ppb
1.6 ppb
1.7 ppb
1.8 ppb
1.9 ppb
1.7 ppb
1.5 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
37.7 ppb
37.6 ppb
37.6 ppb
37.5 ppb
37.5 ppb
37.4 ppb
34.4 ppb
30.8 ppb
27.8 ppb