Hourly Weather in Pierre, South Dakota, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
9 mph
Light
9 mph
Light
8 mph
Light
8 mph
Light
8 mph
Light
9 mph
Light
8 mph
Light
8 mph
Light
9 mph
Light
Humidity
91%
Extremely humid
90%
Extremely humid
91%
Extremely humid
92%
Extremely humid
92%
Extremely humid
90%
Extremely humid
90%
Extremely humid
90%
Extremely humid
90%
Extremely humid
Visibility
0 mi
Low
0 mi
Low
0 mi
Low
0 mi
Low
1 mi
Low
0 mi
Low
8 mi
Good
0 mi
Low
0 mi
Low
Pressure
1020 hPa
High
1020 hPa
High
1020 hPa
High
1020 hPa
High
1020 hPa
High
1020 hPa
High
1020 hPa
High
1020 hPa
High
1020 hPa
High
Clouds
100%
100%
100%
100%
100%
100%
100%
100%
100%
Dew point
45°
45°
45°
45°
45°
45°
45°
45°
46°
UV Index
0
0
0
0
0
0
0
0
1
Air quality
52
Moderate
56
Moderate
62
Moderate
53
Moderate
45
Good
39
Good
37
Good
36
Good
36
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
0.21 μg/ft3
1.83 μg/ft3
2.17 μg/ft3
1.41 μg/ft3
0.84 μg/ft3
0.52 μg/ft3
0.35 μg/ft3
0.27 μg/ft3
0.22 μg/ft3
PM25
0.27 μg/ft3
0.31 μg/ft3
0.35 μg/ft3
0.28 μg/ft3
0.23 μg/ft3
0.20 μg/ft3
0.19 μg/ft3
0.18 μg/ft3
0.18 μg/ft3
NO2
1.5 ppb
1.6 ppb
1.6 ppb
1.6 ppb
1.5 ppb
1.5 ppb
1.5 ppb
1.5 ppb
1.5 ppb
SO2
N/A
N/A
N/A
N/A
N/A
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
CO
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.2 ppb
0.2 ppb
O3
32.2 ppb
41.9 ppb
41 ppb
40.3 ppb
39.5 ppb
39 ppb
38.8 ppb
38.7 ppb
38.6 ppb