Hourly Weather in Port Byron, Illinois, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
10 km/h
Light
8 km/h
Light
5 km/h
Calm
7 km/h
Calm
8 km/h
Calm
7 km/h
Calm
6 km/h
Calm
8 km/h
Calm
7 km/h
Calm
Humidity
77%
Extremely humid
73%
Extremely humid
74%
Extremely humid
77%
Extremely humid
87%
Extremely humid
91%
Extremely humid
92%
Extremely humid
93%
Extremely humid
94%
Extremely humid
Visibility
16 km
Good
16 km
Good
16 km
Good
16 km
Good
15 km
Good
13 km
Good
13 km
Good
12 km
Good
12 km
Good
Pressure
1012 hPa
Normal
1012 hPa
Normal
1011 hPa
Normal
1012 hPa
Normal
1013 hPa
Normal
1013 hPa
Normal
1013 hPa
Normal
1013 hPa
Normal
1012 hPa
Normal
Clouds
39%
19%
5%
6%
5%
11%
9%
38%
100%
Dew point
24°
23°
23°
22°
23°
22°
22°
22°
22°
UV Index
1
0
0
0
0
0
0
0
0
Air quality
46
Good
47
Good
48
Good
50
Moderate
51
Moderate
52
Moderate
53
Moderate
53
Moderate
29
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
16.2 μg/m3
16.2 μg/m3
16.2 μg/m3
16.2 μg/m3
16.2 μg/m3
16.2 μg/m3
16.2 μg/m3
16.2 μg/m3
5.5 μg/m3
PM25
8.2 μg/m3
8.3 μg/m3
8.6 μg/m3
8.9 μg/m3
9.3 μg/m3
9.6 μg/m3
10 μg/m3
10.3 μg/m3
5.3 μg/m3
NO2
1.9 ppb
2.1 ppb
4.2 ppb
6.2 ppb
8.3 ppb
8.3 ppb
8.4 ppb
8.3 ppb
8.5 ppb
SO2
0.5 ppb
0.5 ppb
0.5 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
0.2 ppb
O3
41 ppb
41.5 ppb
42.4 ppb
43.7 ppb
45.2 ppb
46.8 ppb
48.3 ppb
49.6 ppb
21.5 ppb