Hourly Weather in Greendale, Illinois, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
10 km/h
Light
7 km/h
Calm
4 km/h
Calm
4 km/h
Calm
4 km/h
Calm
4 km/h
Calm
7 km/h
Calm
9 km/h
Light
8 km/h
Light
Humidity
91%
Extremely humid
86%
Extremely humid
82%
Extremely humid
80%
Extremely humid
75%
Extremely humid
75%
Extremely humid
82%
Extremely humid
89%
Extremely humid
92%
Extremely humid
Visibility
14 km
Good
15 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
14 km
Good
13 km
Good
Pressure
1015 hPa
Normal
1014 hPa
Normal
1014 hPa
Normal
1014 hPa
Normal
1014 hPa
Normal
1013 hPa
Normal
1014 hPa
Normal
1014 hPa
Normal
1014 hPa
Normal
Clouds
100%
100%
97%
24%
7%
3%
3%
9%
33%
Dew point
22°
22°
23°
23°
23°
23°
23°
23°
23°
UV Index
3
2
2
1
1
0
0
0
0
Air quality
51
Moderate
51
Moderate
52
Moderate
53
Moderate
54
Moderate
55
Moderate
55
Moderate
37
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
12.9 μg/m3
12.9 μg/m3
12.9 μg/m3
12.9 μg/m3
12.9 μg/m3
12.9 μg/m3
12.9 μg/m3
6.1 μg/m3
6.6 μg/m3
PM25
9.1 μg/m3
9.3 μg/m3
9.7 μg/m3
10.2 μg/m3
10.6 μg/m3
11 μg/m3
11.4 μg/m3
5.9 μg/m3
6.4 μg/m3
NO2
0.9 ppb
0.9 ppb
0.9 ppb
1.1 ppb
1.4 ppb
1.6 ppb
4.6 ppb
8.3 ppb
11.5 ppb
SO2
0.4 ppb
0.4 ppb
0.4 ppb
0.4 ppb
0.4 ppb
0.4 ppb
0.4 ppb
0.4 ppb
0.4 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
0.3 ppb
O3
27.4 ppb
28.3 ppb
29.6 ppb
31 ppb
32.5 ppb
33.9 ppb
35.2 ppb
39.6 ppb
32.1 ppb