Hourly Weather in Mason County, Illinois, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
3 km/h
Calm
7 km/h
Calm
9 km/h
Light
10 km/h
Light
10 km/h
Light
5 km/h
Calm
3 km/h
Calm
2 km/h
Calm
4 km/h
Calm
Humidity
83%
Extremely humid
80%
Extremely humid
76%
Extremely humid
68%
Humid
62%
Humid
58%
Comfortable
58%
Comfortable
59%
Comfortable
61%
Humid
Visibility
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
Pressure
1012 hPa
Normal
1011 hPa
Normal
1011 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1009 hPa
Normal
1009 hPa
Low
1009 hPa
Low
Clouds
100%
31%
73%
100%
96%
100%
100%
91%
100%
Dew point
25°
26°
27°
26°
26°
26°
26°
26°
26°
UV Index
3
4
5
6
6
3
2
1
1
Air quality
52
Moderate
53
Moderate
54
Moderate
55
Moderate
56
Moderate
57
Moderate
51
Moderate
49
Good
45
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
7.2 μg/m3
7 μg/m3
7 μg/m3
PM25
9.6 μg/m3
10 μg/m3
10.6 μg/m3
11.1 μg/m3
11.6 μg/m3
12.1 μg/m3
6.6 μg/m3
6.4 μg/m3
6.3 μg/m3
NO2
2.2 ppb
1.8 ppb
1.3 ppb
0.9 ppb
0.9 ppb
0.9 ppb
0.8 ppb
1.4 ppb
2 ppb
SO2
0.9 ppb
0.8 ppb
0.7 ppb
0.7 ppb
0.6 ppb
0.5 ppb
0.4 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
18.5 ppb
21.6 ppb
25.2 ppb
28.9 ppb
32.5 ppb
35.6 ppb
54.6 ppb
52.3 ppb
48.9 ppb