Hourly Weather in Calhoun, Iowa, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
12 km/h
Light
12 km/h
Light
10 km/h
Light
10 km/h
Light
9 km/h
Light
10 km/h
Light
13 km/h
Light
9 km/h
Light
7 km/h
Calm
Humidity
84%
Extremely humid
83%
Extremely humid
79%
Extremely humid
78%
Extremely humid
76%
Extremely humid
75%
Extremely humid
78%
Extremely humid
83%
Extremely humid
86%
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
15 km
Good
Pressure
1014 hPa
Normal
1014 hPa
Normal
1013 hPa
Normal
1013 hPa
Normal
1013 hPa
Normal
1013 hPa
Normal
1012 hPa
Normal
1012 hPa
Normal
1012 hPa
Normal
Clouds
100%
100%
100%
82%
44%
100%
100%
71%
100%
Dew point
19°
19°
19°
20°
20°
20°
20°
20°
20°
UV Index
4
3
2
1
1
0
0
0
0
Air quality
52
Moderate
54
Moderate
56
Moderate
58
Moderate
60
Moderate
47
Good
39
Good
35
Good
31
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
11.9 μg/m3
11.9 μg/m3
11.9 μg/m3
11.9 μg/m3
11.9 μg/m3
8.6 μg/m3
7.1 μg/m3
6 μg/m3
5.2 μg/m3
PM25
9.5 μg/m3
10.6 μg/m3
11.7 μg/m3
12.8 μg/m3
13.7 μg/m3
8.5 μg/m3
7 μg/m3
5.8 μg/m3
5.1 μg/m3
NO2
1.2 ppb
1.3 ppb
1.4 ppb
1.7 ppb
2 ppb
2.5 ppb
3.3 ppb
4.1 ppb
4.8 ppb
SO2
0.6 ppb
0.6 ppb
0.6 ppb
0.7 ppb
0.7 ppb
0.8 ppb
0.7 ppb
0.7 ppb
0.6 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
38.6 ppb
41.4 ppb
44.3 ppb
47.1 ppb
49.6 ppb
42 ppb
39.9 ppb
37.4 ppb
33 ppb