Daily Weather in Mercer, Iowa, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
21 km/h
Breezy
19 km/h
Breezy
12 km/h
Light
12 km/h
Light
14 km/h
Light
18 km/h
Breezy
18 km/h
Breezy
12 km/h
Light
14 km/h
Light
Humidity
98%
Extremely humid
85%
Extremely humid
94%
Extremely humid
95%
Extremely humid
98%
Extremely humid
98%
Extremely humid
99%
Extremely humid
99%
Extremely humid
97%
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
1012 hPa
Normal
1010 hPa
Normal
1013 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1014 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
Clouds
100%
100%
100%
97%
100%
100%
92%
22%
59%
Dew point
28°
23°
24°
23°
24°
24°
22°
22°
21°
UV Index
9
9
3
9
7
Air quality
53
Moderate
49
Good
40
Good
54
Moderate
53
Moderate
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
19.4 μg/m3
7.8 μg/m3
7.4 μg/m3
8.1 μg/m3
10.8 μg/m3
PM25
10.1 μg/m3
5.9 μg/m3
7.2 μg/m3
7.7 μg/m3
10.4 μg/m3
NO2
6.7 ppb
6.3 ppb
8 ppb
5.2 ppb
4.4 ppb
SO2
0.3 ppb
0.3 ppb
0.3 ppb
0.4 ppb
1.1 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
51.4 ppb
52.3 ppb
43.5 ppb
59.5 ppb
64.5 ppb