Hourly Weather in Jefferson, Iowa, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
3 km/h
Calm
5 km/h
Calm
4 km/h
Calm
4 km/h
Calm
4 km/h
Calm
6 km/h
Calm
6 km/h
Calm
9 km/h
Light
13 km/h
Light
Humidity
99%
Extremely humid
99%
Extremely humid
100%
Extremely humid
96%
Extremely humid
74%
Extremely humid
58%
Comfortable
53%
Comfortable
45%
Comfortable
42%
Dry
Visibility
11 km
Good
1 km
Low
0 km
Low
12 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
Pressure
1019 hPa
High
1018 hPa
Normal
1018 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
1018 hPa
Normal
1017 hPa
Normal
1015 hPa
Normal
Clouds
91%
95%
99%
83%
34%
0%
1%
0%
0%
Dew point
13°
13°
13°
14°
14°
13°
14°
13°
13°
UV Index
0
0
1
1
3
5
6
7
7
Air quality
31
Good
32
Good
34
Good
36
Good
38
Good
41
Good
44
Good
46
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
3.7 μg/m3
4.2 μg/m3
3.7 μg/m3
25.9 μg/m3
25.9 μg/m3
25.9 μg/m3
25.9 μg/m3
25.9 μg/m3
0.9 μg/m3
PM25
5.5 μg/m3
5.7 μg/m3
6 μg/m3
6.4 μg/m3
6.8 μg/m3
7.3 μg/m3
7.8 μg/m3
8.2 μg/m3
0.9 μg/m3
NO2
9.7 ppb
10.8 ppb
8.1 ppb
5.4 ppb
2.7 ppb
2 ppb
1.4 ppb
0.8 ppb
0.8 ppb
SO2
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
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
O3
12.9 ppb
13.7 ppb
15.2 ppb
17.3 ppb
19.7 ppb
22.2 ppb
24.5 ppb
26.6 ppb
33.7 ppb