Hourly Weather in Pierre, South Dakota, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
14 km/h
Light
15 km/h
Light
14 km/h
Light
15 km/h
Light
14 km/h
Light
14 km/h
Light
15 km/h
Light
14 km/h
Light
12 km/h
Light
Humidity
41%
Dry
36%
Dry
34%
Dry
30%
Dry
31%
Dry
30%
Dry
30%
Dry
33%
Dry
40%
Dry
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
1008 hPa
Low
1008 hPa
Low
1008 hPa
Low
1008 hPa
Low
1006 hPa
Low
1006 hPa
Low
1006 hPa
Low
1006 hPa
Low
1006 hPa
Low
Clouds
0%
0%
0%
0%
0%
0%
0%
0%
0%
Dew point
16°
16°
15°
15°
15°
15°
16°
16°
17°
UV Index
9
9
8
6
4
2
1
0
0
Air quality
49
Good
53
Moderate
56
Moderate
59
Moderate
62
Moderate
64
Moderate
60
Moderate
59
Moderate
58
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
4 / 5
4 / 5
4 / 5
4 / 5
4 / 5
4 / 5
4 / 5
3 / 5
4 / 5
Pollutants
Low risk
High risk
PM10
16.4 μg/m3
17.3 μg/m3
17.3 μg/m3
17.3 μg/m3
17.3 μg/m3
17.3 μg/m3
15.4 μg/m3
14.8 μg/m3
14.1 μg/m3
PM25
8.8 μg/m3
10.1 μg/m3
11.7 μg/m3
13.3 μg/m3
14.9 μg/m3
16.2 μg/m3
13.8 μg/m3
13.3 μg/m3
12.8 μg/m3
NO2
0.5 ppb
0.4 ppb
0.4 ppb
0.3 ppb
0.5 ppb
0.6 ppb
0.8 ppb
1.4 ppb
1.9 ppb
SO2
0.3 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 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
39.2 ppb
40.4 ppb
41.9 ppb
43.5 ppb
45 ppb
46.3 ppb
43.4 ppb
40.7 ppb
37.6 ppb