Air Quality in Mercerville-Hamilton Square, United States

Windy
28.3°C · 30.9% humidity
28.3°
Feels 28.3°
65
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
1 station

Nearby Monitoring Stations

AQI Forecast
27 6pm
34
34
65 9pm
49
50
45 12am
42
40
38 3am
37
36
56 6am
55
35
28 9am
27
27
27 12pm
27
27
34 3pm
27
27
AD 728×90

Air Quality Index Trend

45h · 74 stn

Mercerville-Hamilton Square's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration. Current PM2.5 concentration in Mercerville-Hamilton Square is 1.3× the WHO 24-hour guideline of 15 µg/m³.

30.9%
Humidity
49.8 km/h
Wind NNW
1011.2 hPa
Pressure
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
65
18.8 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Mercerville-Hamilton Square?

Temperature & Precipitation

PM2.5 Trend

45h · 74 stations
PM2.518.8 µg/m³ ×1.3 WHO
Moderate
PM1020.55 µg/m³
Good
UV INDEX2.2
Moderate
AD 300×250
Station readings (1 station within 25 km)
18.8
Median
18.8
Average
18.8
Low
18.8
High
PM2.5 µg/m³ · Model: 12.85 · Bias: -5.9

What is the 7-day forecast for Mercerville-Hamilton Square?

08-03
28.3° 21.4°
25.69 mm
08-04
37.7° 21.6°
08-05
35.1° 21.5°
08-06
30.3° 20.7°
08-07
30.9° 21.9°
4.19 mm
08-08
37.0° 21.9°
0.75 mm
08-09
36.5° 25.1°
Both models agree Avg diff: 3.1°C

Where are air quality stations near Mercerville-Hamilton Square?

47
Rider University, NewJersey, USA
8.3 km PM2.5: 11.3 µg/m³
60
Rider University, NewJersey, USA
8.3 km PM2.5: 16.4 µg/m³
50
Rider University, NewJersey, USA
8.3 km PM2.5: 12.0 µg/m³
34
Bristol, Pennsylvania, USA
22.6 km PM2.5: 8.2 µg/m³

What cities are near Mercerville-Hamilton Square?

65 Trenton 65 Ewing 62 Princeton 34 Bensalem 57 Hillsborough 34 Willingboro 43 Parkwood Manor 53 North Brunswick 53 East Brunswick 44 Somerton
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-08T01:03 UTC.