Hourly Weather in Chesterfield, Illinois, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
11 km/h
Light
12 km/h
Light
11 km/h
Light
11 km/h
Light
9 km/h
Light
12 km/h
Light
13 km/h
Light
12 km/h
Light
7 km/h
Calm
Humidity
76%
Extremely humid
75%
Extremely humid
79%
Extremely humid
84%
Extremely humid
89%
Extremely humid
91%
Extremely humid
91%
Extremely humid
92%
Extremely humid
94%
Extremely humid
Visibility
16 km
Good
16 km
Good
16 km
Good
16 km
Good
13 km
Good
14 km
Good
14 km
Good
3 km
Low
3 km
Low
Pressure
1016 hPa
Normal
1017 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
1016 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
Clouds
100%
100%
100%
100%
100%
100%
43%
100%
100%
Dew point
17°
17°
18°
18°
19°
19°
19°
20°
20°
UV Index
0
0
0
0
0
0
0
0
0
Air quality
46
Good
51
Moderate
53
Moderate
55
Moderate
57
Moderate
59
Moderate
38
Good
38
Good
36
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
15.1 μg/m3
15.1 μg/m3
15.1 μg/m3
15.1 μg/m3
15.1 μg/m3
15.1 μg/m3
7.1 μg/m3
7 μg/m3
6.7 μg/m3
PM25
8.2 μg/m3
9.1 μg/m3
10.2 μg/m3
11.3 μg/m3
12.4 μg/m3
13.3 μg/m3
6.8 μg/m3
6.7 μg/m3
6.5 μg/m3
NO2
4.8 ppb
5 ppb
5.2 ppb
5.4 ppb
5.5 ppb
5.6 ppb
5.8 ppb
5.6 ppb
5.3 ppb
SO2
1.4 ppb
1.4 ppb
1.5 ppb
1.5 ppb
1.5 ppb
1.5 ppb
1.3 ppb
1.3 ppb
1.2 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
36.5 ppb
36.3 ppb
36.2 ppb
36 ppb
35.8 ppb
35.6 ppb
30.5 ppb
29.2 ppb
28.2 ppb