Hourly Weather in Pierre, South Dakota, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
10 mph
Light
9 mph
Light
7 mph
Light
7 mph
Light
6 mph
Light
5 mph
Calm
5 mph
Light
5 mph
Light
4 mph
Calm
Humidity
54%
Comfortable
51%
Comfortable
48%
Comfortable
47%
Comfortable
47%
Comfortable
45%
Comfortable
46%
Comfortable
46%
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
1023 hPa
High
1023 hPa
High
1023 hPa
High
1023 hPa
High
1023 hPa
High
1023 hPa
High
1022 hPa
High
1022 hPa
High
1023 hPa
High
Clouds
72%
95%
100%
100%
100%
100%
80%
98%
100%
Dew point
42°
42°
42°
41°
41°
40°
40°
40°
45°
UV Index
4
3
3
2
1
1
1
0
0
Air quality
31
Good
36
Good
39
Good
40
Good
41
Good
41
Good
40
Good
38
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
0.10 μg/ft3
0.12 μg/ft3
0.14 μg/ft3
0.16 μg/ft3
0.18 μg/ft3
0.18 μg/ft3
0.17 μg/ft3
0.16 μg/ft3
0.14 μg/ft3
PM25
0.09 μg/ft3
0.10 μg/ft3
0.12 μg/ft3
0.13 μg/ft3
0.14 μg/ft3
0.14 μg/ft3
0.14 μg/ft3
0.13 μg/ft3
0.12 μg/ft3
NO2
0.9 ppb
0.5 ppb
0.5 ppb
0.5 ppb
0.5 ppb
0.9 ppb
1.2 ppb
1.6 ppb
2.2 ppb
SO2
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
N/A
N/A
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
33.2 ppb
38.9 ppb
41.7 ppb
43.5 ppb
44.7 ppb
44.1 ppb
42.7 ppb
40.9 ppb
38.9 ppb