Today | Weather | Monday, June 29, 2026

Active Weather Warnings

Air Quality Alert

Weather in Trenton, New Jersey

10:06 PM

Now

75° F

Feels Like 75°

Precipitation 20 %

Wind 6 mph

Humidity 66 %

Today

Day 90°

Night 66°

Precipitation 25 %

Wind 5 mph

Trenton Weather Forecast Updated

36 minutes ago

Last updated on June 29, 2026 at 9:29 PM

Air Quality in Trenton

NOW

38 AQI

Good air quality Dominant pollutant: O₃

Pollutant Concentrations:

PM_2.5 8.16 µg/m³

PM₁₀ 11.43 µg/m³

O₃ 0.041 ppm

NO₂ 2 ppb

SO₂ 0.3 ppb

CO 0.12 ppm

NH₃ 2.48 µg/m³

NO 0 µg/m³

PM_2.5 – Fine particles <2.5μm

PM₁₀ – Inhalable particles <10μm

O₃ – Ozone

NO₂ – Nitrogen dioxide

SO₂ – Sulfur dioxide

CO – Carbon monoxide

NH₃ – Ammonia

NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)

PM_2.5 – 8.16 µg/m³

PM₁₀ – 11.43 µg/m³

O₃ – 81.06 µg/m³

NO₂ – 3.73 µg/m³

SO₂ – 0.89 µg/m³

CO – 137.5 µg/m³

NH₃ – 2.48 µg/m³

NO – 0 µg/m³

View Hourly Air Quality Forecast

Weather Alerts and Warnings for Trenton

Air Quality Alert

Air Quality Alert issued June 29 at 8:57AM EDT by NWS Mount Holly NJ

Jun 29, 8:57 AM → Jun 29, 11:00 PM

The New Jersey Department of Environmental Protection has issued a
Code Orange Air Quality Action Day for Ground Level Ozone, until
11 PM EDT this evening.

An Air Quality Advisory means that air quality within the region may
approach or exceed unhealthy standards. For more information on
current and forecast concentrations of ground-level ozone and fine
particulates, visit www.airnow.gov or www.state.nj.us/dep/airmon/ or
call the New Jersey Bureau of Air Monitoring at 609-292-0138

Updated: Jun 29, 9:29 PM Source: NWS Alert