What is the air quality in Mercerville-Hamilton Square today?

The current Air Quality Index (AQI) in Mercerville-Hamilton Square is 28 (Good). PM2.5 concentration is 6.7 µg/m³.

What is the temperature in Mercerville-Hamilton Square right now?

The current temperature in Mercerville-Hamilton Square is 9.5°C (feels like 5.6°C). Humidity is 81.7% and wind speed is 34.8 km/h.

Is it safe to go outside in Mercerville-Hamilton Square?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in Mercerville-Hamilton Square, United States

Drizzle

9.5°C · 81.7% humidity

9.5°

Feels 5.6°

Good

Air quality is satisfactory. Enjoy outdoor activities.

2 stations

Nearby Monitoring Stations

AQI Forecast

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Air Quality Index Trend

45h · 88 stn

View full history →

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.

81.7%

Humidity

34.8 km/h

Wind NE

1028.6 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

6.7 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Mercerville-Hamilton Square?

Temperature & Precipitation

PM2.5 Trend

45h · 88 stations

PM2.56.7 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

Station readings (2 stations within 25 km)

6.7

Median

6.7

Average

6.2

Low

7.2

High

PM2.5 µg/m³ · Model: 6.5 · Bias: -0.2

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

10-21

21.4° 7.0°

0.25 mm

10-22

20.4° 10.5°

4.5 mm

10-23

16.9° 5.9°

10-24

16.3° 9.6°

0.19 mm

10-25

17.9° 7.5°

0.19 mm

10-26

14.7° 10.6°

1.0 mm

10-27

12.8° 7.0°

9.06 mm

Both models agree Avg diff: 3.8°C

Where are air quality stations near Mercerville-Hamilton Square?

Rider University, NewJersey, USA

8.3 km PM2.5: 8.2 µg/m³

Rider University, NewJersey, USA

8.3 km PM2.5: 7.2 µg/m³

Rider University, NewJersey, USA

8.3 km PM2.5: 10.8 µg/m³

Bristol, Pennsylvania, USA

22.6 km PM2.5: 9.8 µg/m³

Bristol, Pennsylvania, USA

22.6 km PM2.5: 3.6 µg/m³

What cities are near Mercerville-Hamilton Square?

27 Trenton 28 Ewing 28 Princeton 20 Bensalem 27 Hillsborough 21 Willingboro 19 Parkwood Manor 26 North Brunswick 26 East Brunswick 25 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 2026-10-21T00:33 UTC.