Hourly Weather in Washington County, Illinois, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
4 mph
Calm
2 mph
Calm
5 mph
Calm
9 mph
Light
9 mph
Light
8 mph
Light
7 mph
Light
8 mph
Light
8 mph
Light
Humidity
89%
Extremely humid
90%
Extremely humid
85%
Extremely humid
83%
Extremely humid
83%
Extremely humid
84%
Extremely humid
66%
Humid
59%
Comfortable
55%
Comfortable
Visibility
9 mi
Good
9 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
Pressure
1017 hPa
Normal
1017 hPa
Normal
1018 hPa
High
1018 hPa
High
1018 hPa
High
1018 hPa
High
1017 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
Clouds
100%
98%
100%
100%
100%
100%
33%
51%
80%
Dew point
74°
74°
73°
74°
74°
74°
76°
76°
75°
UV Index
0
0
0
1
2
4
7
6
8
Air quality
49
Good
48
Good
48
Good
49
Good
51
Moderate
54
Moderate
59
Moderate
61
Moderate
61
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
0.29 μg/ft3
0.29 μg/ft3
0.29 μg/ft3
0.29 μg/ft3
0.31 μg/ft3
0.35 μg/ft3
0.45 μg/ft3
0.49 μg/ft3
0.50 μg/ft3
PM25
0.25 μg/ft3
0.24 μg/ft3
0.24 μg/ft3
0.25 μg/ft3
0.26 μg/ft3
0.30 μg/ft3
0.38 μg/ft3
0.40 μg/ft3
0.41 μg/ft3
NO2
5.7 ppb
5.3 ppb
4.9 ppb
4 ppb
3.1 ppb
2.2 ppb
1.8 ppb
1.4 ppb
1 ppb
SO2
0.3 ppb
0.3 ppb
0.4 ppb
0.4 ppb
0.5 ppb
0.6 ppb
0.7 ppb
0.7 ppb
0.8 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
20.6 ppb
19.9 ppb
19.3 ppb
23.5 ppb
29.8 ppb
37.7 ppb
43.4 ppb
48.2 ppb
52.4 ppb