Hourly Weather in Altmar, Illinois, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
5 km/h
Calm
3 km/h
Calm
3 km/h
Calm
6 km/h
Calm
6 km/h
Calm
6 km/h
Calm
6 km/h
Calm
7 km/h
Calm
5 km/h
Calm
Humidity
48%
Comfortable
47%
Comfortable
46%
Comfortable
45%
Comfortable
45%
Comfortable
46%
Comfortable
52%
Comfortable
57%
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
1018 hPa
High
1018 hPa
Normal
1018 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
Clouds
100%
19%
2%
3%
2%
2%
0%
0%
0%
Dew point
12°
12°
12°
12°
13°
13°
14°
14°
14°
UV Index
7
5
4
2
1
0
0
0
0
Air quality
37
Good
37
Good
37
Good
36
Good
36
Good
36
Good
36
Good
53
Moderate
54
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
19.4 μg/m3
19.4 μg/m3
19.4 μg/m3
19.4 μg/m3
19.4 μg/m3
19.4 μg/m3
19.4 μg/m3
11.1 μg/m3
11.5 μg/m3
PM25
5.7 μg/m3
5.4 μg/m3
5 μg/m3
4.5 μg/m3
3.9 μg/m3
3.4 μg/m3
3 μg/m3
10.2 μg/m3
10.7 μg/m3
NO2
0.7 ppb
0.6 ppb
0.6 ppb
1.3 ppb
1.9 ppb
2.5 ppb
6.4 ppb
10.2 ppb
14 ppb
SO2
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.3 ppb
0.3 ppb
0.4 ppb
CO
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
39.8 ppb
39.7 ppb
39.5 ppb
39.2 ppb
39 ppb
38.8 ppb
38.6 ppb
39 ppb
33.3 ppb