Today | Weather | Monday, July 20, 2026

Weather in Trenton, New Jersey

05:25 PM
Now
Cloudy Weather
82° F
Feels Like 86°
Precipitation 0 %
Wind 6 mph
UV Index (0 - 11+) 3
Humidity 36 %
Today
Sunny Weather
Day 86°
Night 66°
Precipitation 0 %
Wind 5 mph
UV Index (0 - 11+) 10

Warning: High UV Index Today: 10

High risk of harm from unprotected sun exposure. Take precautions: wear a hat, sunglasses, and apply sunscreen regularly if you’ll be outdoors for extended periods.

Trenton Weather Forecast Updated

3 minutes ago
Last updated on

Air Quality in Trenton

NOW
87 AQI
Moderate air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 7.66 µg/m³
PM10 8.28 µg/m³
O3 0.066 ppm
NO2 0.8 ppb
SO2 0.5 ppb
CO 0.17 ppm
NH3 0.95 µg/m³
NO 0.19 µg/m³
PM2.5 – 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 acceptable; however, for some pollutants, there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.

Show raw pollutant concentrations (µg/m³)
PM2.57.66 µg/m³
PM108.28 µg/m³
O3129.53 µg/m³
NO21.59 µg/m³
SO21.35 µg/m³
CO191.18 µg/m³
NH30.95 µg/m³
NO0.19 µg/m³