Hourly Weather in Pierre, South Dakota, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
8 mph
Light
7 mph
Light
7 mph
Light
7 mph
Light
6 mph
Light
6 mph
Light
6 mph
Light
6 mph
Light
7 mph
Light
Humidity
47%
Comfortable
49%
Comfortable
49%
Comfortable
50%
Comfortable
51%
Comfortable
54%
Comfortable
57%
Comfortable
58%
Comfortable
61%
Humid
Visibility
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
Pressure
1025 hPa
Very high
1025 hPa
Very high
1025 hPa
Very high
1025 hPa
Very high
1025 hPa
Very high
1025 hPa
Very high
1025 hPa
Very high
1025 hPa
Very high
1026 hPa
Very high
Clouds
100%
100%
100%
100%
100%
100%
100%
100%
98%
Dew point
25°
26°
25°
25°
26°
26°
26°
26°
27°
UV Index
0
0
0
0
0
0
0
0
0
Air quality
43
Good
42
Good
42
Good
41
Good
39
Good
37
Good
34
Good
32
Good
34
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
0.16 μg/ft3
0.16 μg/ft3
0.17 μg/ft3
0.17 μg/ft3
0.17 μg/ft3
0.18 μg/ft3
0.18 μg/ft3
0.19 μg/ft3
0.21 μg/ft3
PM25
0.14 μg/ft3
0.14 μg/ft3
0.14 μg/ft3
0.14 μg/ft3
0.15 μg/ft3
0.15 μg/ft3
0.15 μg/ft3
0.16 μg/ft3
0.17 μg/ft3
NO2
1 ppb
1 ppb
1.1 ppb
1.3 ppb
1.4 ppb
1.7 ppb
2 ppb
2.4 ppb
2.1 ppb
SO2
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
CO
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
O3
45.9 ppb
45.6 ppb
44.9 ppb
43.7 ppb
42.1 ppb
39.6 ppb
36.3 ppb
32.8 ppb
31.6 ppb