Air Quality in Princeton, United States

Windy
7.0°C · 57.2% humidity
7.0°
Feels 1.4°
0
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model

Nearby Monitoring Stations

AQI Forecast Calibrated
37 9pm
35
19
34 12am
34
34
34 3am
34
47
47 6am
47
47
47 9am
47
72
72 12pm
72
72
72 3pm
47
47
47 6pm
47
47
Station readings
37
35
19
CAMS model adj -3
37
37
37
37
37
37
37
37
50
50
50
50
50
50
75
75
75
75
75
50
50
50
50
50
AD 728×90

PM2.5 Trend (24h)

26h · 2 stations
57.2%
Humidity
48.0 km/h
Wind SSE
1032.4 hPa
Pressure
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

What is the weather forecast for Princeton?

Temperature & Precipitation

PM2.50.0 µg/m³
Good
PM1013.7 µg/m³
Good
UV INDEX2.2
Moderate
AD 300×250

What is the 7-day forecast for Princeton?

04-10
17.9° 2.8°
04-11
21.3° 7.4°
04-12
19.1° 8.9°
04-13
21.4° 8.0°
0.13 mm
04-14
26.6° 15.6°
04-15
23.5° 18.6°
0.13 mm
04-16
17.5° 10.2°
0.44 mm
Both models agree Avg diff: 2.8°C

Where are air quality stations near Princeton?

36
Rider University, NewJersey, USA
10.2 km
35
Flemington, NewJersey, USA
22.3 km
32
Rutgers University, NewJersey, USA
23.2 km
34
Rutgers University, NewJersey, USA
23.2 km

What cities are near Princeton?

6 Mercerville-Hamilton Square Hillsborough 33 Ewing 32 Trenton North Brunswick Somerset East Brunswick New Brunswick South River Old Bridge

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-10T00:20 UTC.