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  4. Mercer County

Mercer County

New Jersey

2026-10-16 21:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
7.5
O3
μg/m³
58.9
Weather
  • ℃
  • ℉
23℃
79%
19 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • O3
Places included
East Windsor
AQI 37
Ewing Township
AQI 52
Hamilton Township
AQI 52
Hightstown
AQI 37
Hopewell
AQI 37
Hopewell Township
AQI 37
Lawrence Township
AQI 37
Pennington
AQI 37
Princeton
AQI 37
Robbinsville Township
AQI 52
Trenton
AQI 52
West Windsor Township
AQI 37
Data Sources
http://www.airnow.gov/

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Cities Nearby

Lawrence Township
AQI 37
Pennington
AQI 37
Ewing Township
AQI 52
Princeton
AQI 37
Hopewell Township
AQI 37
Trenton
AQI 52
West Windsor Township
AQI 37
Hopewell
AQI 37
Morrisville
AQI 52
Hamilton Township
AQI 52
Yardley
AQI 52