Hourly Weather in Princeton Junction, New Jersey, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
5 km/h
Calm
8 km/h
Light
10 km/h
Light
8 km/h
Calm
8 km/h
Light
8 km/h
Light
11 km/h
Light
15 km/h
Light
14 km/h
Light
Humidity
55%
Comfortable
51%
Comfortable
48%
Comfortable
43%
Dry
40%
Dry
42%
Dry
35%
Dry
34%
Dry
38%
Dry
Visibility
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
Pressure
1023 hPa
High
1023 hPa
High
1023 hPa
High
1022 hPa
High
1022 hPa
High
1021 hPa
High
1021 hPa
High
1020 hPa
High
1021 hPa
High
Clouds
0%
0%
3%
3%
6%
34%
98%
100%
100%
Dew point
13°
13°
13°
12°
12°
13°
11°
10°
11°
UV Index
4
6
8
8
8
6
4
2
1
Air quality
34
Good
36
Good
40
Good
44
Good
48
Good
51
Moderate
61
Moderate
59
Moderate
57
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
20.5 μg/m3
20.5 μg/m3
20.5 μg/m3
20.5 μg/m3
20.5 μg/m3
20.5 μg/m3
12.9 μg/m3
11.4 μg/m3
9.3 μg/m3
PM25
6 μg/m3
6.5 μg/m3
7.2 μg/m3
7.9 μg/m3
8.5 μg/m3
9.1 μg/m3
11.5 μg/m3
10.7 μg/m3
8.6 μg/m3
NO2
4.7 ppb
2.3 ppb
2 ppb
1.7 ppb
1.5 ppb
1.5 ppb
1.9 ppb
1.8 ppb
2.3 ppb
SO2
0.7 ppb
0.7 ppb
0.7 ppb
0.6 ppb
0.6 ppb
0.6 ppb
0.5 ppb
0.4 ppb
0.4 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
14.2 ppb
19.2 ppb
25 ppb
31.1 ppb
36.8 ppb
41.9 ppb
69 ppb
66.7 ppb
62.8 ppb