Hourly Weather in Knox, Illinois, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
3 km/h
Calm
4 km/h
Calm
9 km/h
Light
8 km/h
Calm
9 km/h
Light
11 km/h
Light
8 km/h
Calm
8 km/h
Calm
10 km/h
Light
Humidity
74%
Extremely humid
78%
Extremely humid
84%
Extremely humid
88%
Extremely humid
91%
Extremely humid
94%
Extremely humid
94%
Extremely humid
95%
Extremely humid
95%
Extremely humid
Visibility
16 km
Good
16 km
Good
16 km
Good
15 km
Good
14 km
Good
12 km
Good
12 km
Good
12 km
Good
12 km
Good
Pressure
1012 hPa
Normal
1013 hPa
Normal
1013 hPa
Normal
1013 hPa
Normal
1013 hPa
Normal
1013 hPa
Normal
1013 hPa
Normal
1013 hPa
Normal
1013 hPa
Normal
Clouds
1%
4%
8%
88%
93%
14%
100%
100%
100%
Dew point
22°
22°
22°
22°
22°
22°
22°
22°
21°
UV Index
0
0
0
0
0
0
0
0
0
Air quality
53
Moderate
54
Moderate
54
Moderate
54
Moderate
55
Moderate
25
Good
23
Good
23
Good
22
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
12.9 μg/m3
12.9 μg/m3
12.9 μg/m3
12.9 μg/m3
12.9 μg/m3
4.8 μg/m3
4.5 μg/m3
4.3 μg/m3
4.2 μg/m3
PM25
10.1 μg/m3
10.4 μg/m3
10.7 μg/m3
10.9 μg/m3
11.1 μg/m3
4.4 μg/m3
4.1 μg/m3
4 μg/m3
4 μg/m3
NO2
3 ppb
4.6 ppb
6.1 ppb
6.1 ppb
6.1 ppb
5.3 ppb
5.4 ppb
5.5 ppb
5.6 ppb
SO2
0.4 ppb
0.4 ppb
0.4 ppb
0.4 ppb
0.5 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 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
39.1 ppb
39.9 ppb
40.7 ppb
41.4 ppb
42.1 ppb
26.3 ppb
24.6 ppb
23 ppb
21.6 ppb