Hourly Weather in Chatham, Illinois, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
9 km/h
Light
9 km/h
Light
8 km/h
Light
10 km/h
Light
6 km/h
Calm
12 km/h
Light
6 km/h
Calm
6 km/h
Calm
5 km/h
Calm
Humidity
94%
Extremely humid
95%
Extremely humid
95%
Extremely humid
95%
Extremely humid
94%
Extremely humid
86%
Extremely humid
80%
Extremely humid
71%
Extremely humid
60%
Humid
Visibility
12 km
Good
12 km
Good
12 km
Good
12 km
Good
13 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
Pressure
1013 hPa
Normal
1013 hPa
Normal
1013 hPa
Normal
1013 hPa
Normal
1012 hPa
Normal
1013 hPa
Normal
1012 hPa
Normal
1012 hPa
Normal
1012 hPa
Normal
Clouds
100%
100%
94%
100%
99%
100%
83%
88%
93%
Dew point
21°
21°
21°
22°
23°
23°
23°
23°
21°
UV Index
0
0
0
0
1
2
4
5
6
Air quality
51
Moderate
52
Moderate
52
Moderate
52
Moderate
53
Moderate
41
Good
43
Good
49
Good
54
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
14 μg/m3
14 μg/m3
14 μg/m3
14 μg/m3
14 μg/m3
7.6 μg/m3
8 μg/m3
9.1 μg/m3
11.8 μg/m3
PM25
9.3 μg/m3
9.5 μg/m3
9.6 μg/m3
9.7 μg/m3
9.9 μg/m3
7.4 μg/m3
7.7 μg/m3
8.7 μg/m3
10.8 μg/m3
NO2
9.6 ppb
9.8 ppb
10.1 ppb
10.3 ppb
8.7 ppb
6.6 ppb
5 ppb
3.8 ppb
2.6 ppb
SO2
0.9 ppb
0.8 ppb
0.8 ppb
0.8 ppb
0.9 ppb
1.1 ppb
1.2 ppb
1.1 ppb
1.1 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
30.3 ppb
31.5 ppb
32.8 ppb
34 ppb
35 ppb
28 ppb
35.3 ppb
42.1 ppb
48.8 ppb