Daily Weather in Mercer County, Illinois, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
13 km/h
Light
21 km/h
Breezy
28 km/h
Breezy
16 km/h
Light
6 km/h
Calm
10 km/h
Light
13 km/h
Light
13 km/h
Light
9 km/h
Light
Humidity
97%
Extremely humid
93%
Extremely humid
85%
Extremely humid
87%
Extremely humid
91%
Extremely humid
84%
Extremely humid
92%
Extremely humid
93%
Extremely humid
93%
Extremely 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
1016 hPa
Normal
1013 hPa
Normal
1010 hPa
Normal
1013 hPa
Normal
1015 hPa
Normal
1017 hPa
Normal
1014 hPa
Normal
1014 hPa
Normal
1014 hPa
Normal
Clouds
100%
100%
47%
79%
32%
98%
100%
100%
17%
Dew point
24°
25°
27°
22°
19°
19°
21°
21°
21°
UV Index
5
6
9
8
9
Air quality
51
Moderate
52
Moderate
57
Moderate
48
Good
42
Good
Pollen index
Tree
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
Grass
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Pollutants
Low risk
High risk
PM10
21.6 μg/m3
9.9 μg/m3
13.6 μg/m3
5.3 μg/m3
2.7 μg/m3
PM25
9.1 μg/m3
9.2 μg/m3
10.6 μg/m3
5.2 μg/m3
2.6 μg/m3
NO2
7.3 ppb
5.3 ppb
5.4 ppb
5.2 ppb
4.3 ppb
SO2
0.9 ppb
0.5 ppb
0.5 ppb
0.3 ppb
0.2 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
42.6 ppb
57 ppb
62.9 ppb
51.9 ppb
44.8 ppb