Hourly Weather in Princeton, South Carolina, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
8 km/h
Calm
7 km/h
Calm
5 km/h
Calm
6 km/h
Calm
6 km/h
Calm
4 km/h
Calm
4 km/h
Calm
5 km/h
Calm
3 km/h
Calm
Humidity
92%
Extremely humid
88%
Extremely humid
87%
Extremely humid
87%
Extremely humid
89%
Extremely humid
89%
Extremely humid
91%
Extremely humid
91%
Extremely humid
92%
Extremely humid
Visibility
13 km
Good
15 km
Good
15 km
Good
15 km
Good
15 km
Good
15 km
Good
14 km
Good
13 km
Good
13 km
Good
Pressure
1019 hPa
High
1019 hPa
High
1019 hPa
High
1019 hPa
High
1019 hPa
High
1018 hPa
High
1018 hPa
High
1018 hPa
High
1019 hPa
High
Clouds
100%
100%
100%
100%
100%
100%
100%
100%
100%
Dew point
20°
21°
21°
21°
21°
21°
21°
21°
21°
UV Index
4
4
2
1
0
0
0
0
0
Air quality
32
Good
38
Good
48
Good
51
Moderate
31
Good
32
Good
33
Good
31
Good
30
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
6.5 μg/m3
6.5 μg/m3
7.5 μg/m3
7.5 μg/m3
6.4 μg/m3
6.7 μg/m3
6.8 μg/m3
6.4 μg/m3
6.1 μg/m3
PM25
5.7 μg/m3
6.7 μg/m3
8.5 μg/m3
9.3 μg/m3
5.1 μg/m3
5.6 μg/m3
5.8 μg/m3
5.6 μg/m3
5.3 μg/m3
NO2
0.9 ppb
0.9 ppb
1 ppb
1.7 ppb
2.3 ppb
3 ppb
2.8 ppb
2.7 ppb
2.5 ppb
SO2
0.2 ppb
0.2 ppb
0.2 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
CO
0.2 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.1 ppb
O3
24.2 ppb
26.2 ppb
29.5 ppb
31.5 ppb
33.1 ppb
29.9 ppb
27.9 ppb
26.5 ppb
25.6 ppb