Today | Weather | Tuesday, September 1, 2026

Weather in Union City, New Jersey

11:26 AM
Now
Rainy Weather
77° F
Feels Like 79°
Precipitation 75 %
Wind 7 mph
UV Index (0 - 11+) 1
Humidity 80 %
Today
Stormy Weather
Day 84°
Night 66°
Precipitation 100 %
Wind 7 mph
UV Index (0 - 11+) 3

Union City Weather Forecast Updated

29 minutes ago
Last updated on

Air Quality in Union City

NOW
53 AQI
Moderate air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 13.28 µg/m³
PM10 14.9 µg/m³
O3 0.036 ppm
NO2 3.1 ppb
SO2 1.2 ppb
CO 0.15 ppm
NH3 0.23 µg/m³
NO 1.17 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)
PM2.513.28 µg/m³
PM1014.9 µg/m³
O371.28 µg/m³
NO25.84 µg/m³
SO23.1 µg/m³
CO174.93 µg/m³
NH30.23 µg/m³
NO1.17 µg/m³