Hourly Weather in Princeton Junction, New Jersey, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
5 mph
Light
4 mph
Calm
4 mph
Calm
4 mph
Calm
4 mph
Calm
4 mph
Calm
5 mph
Calm
1 mph
Calm
2 mph
Calm
Humidity
86%
Extremely humid
88%
Extremely humid
83%
Extremely humid
75%
Extremely humid
66%
Humid
66%
Humid
60%
Humid
43%
Dry
41%
Dry
Visibility
9 mi
Good
9 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
Pressure
1021 hPa
High
1020 hPa
High
1020 hPa
High
1021 hPa
High
1021 hPa
High
1021 hPa
High
1021 hPa
High
1019 hPa
High
1019 hPa
High
Clouds
0%
1%
0%
0%
0%
0%
15%
0%
0%
Dew point
57°
57°
57°
57°
58°
58°
58°
54°
54°
UV Index
0
0
0
1
3
4
6
7
8
Air quality
76
Moderate
77
Moderate
78
Moderate
77
Moderate
76
Moderate
74
Moderate
72
Moderate
71
Moderate
71
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
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Pollutants
Low risk
High risk
PM10
0.74 μg/ft3
0.76 μg/ft3
0.76 μg/ft3
0.73 μg/ft3
0.69 μg/ft3
0.65 μg/ft3
0.61 μg/ft3
0.60 μg/ft3
0.59 μg/ft3
PM25
0.63 μg/ft3
0.65 μg/ft3
0.66 μg/ft3
0.65 μg/ft3
0.63 μg/ft3
0.60 μg/ft3
0.58 μg/ft3
0.56 μg/ft3
0.56 μg/ft3
NO2
14.8 ppb
13.1 ppb
11.5 ppb
9.9 ppb
7.2 ppb
4.5 ppb
1.8 ppb
1.6 ppb
1.4 ppb
SO2
0.7 ppb
0.6 ppb
0.6 ppb
0.6 ppb
0.6 ppb
0.5 ppb
0.5 ppb
0.5 ppb
0.5 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
26.1 ppb
26.1 ppb
27.5 ppb
29.4 ppb
35 ppb
43.9 ppb
53.1 ppb
60.1 ppb
65.8 ppb