Today | Weather | Wednesday, February 25, 2026

Weather in Union City, New Jersey

11:23 PM
Now
Cloudy Night
34° F
Feels Like 30°
Precipitation 20 %
Wind 7 mph
Humidity 60 %
Today
Cloudy Night
Day 39°
Night 34°
Precipitation 25 %
Wind 7 mph
Tomorrow Morning Frost 6 AM – 8 AM

Union City Weather Forecast Updated

1 minute ago
Last updated on

Air Quality in Union City

NOW
34 AQI
Good air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 8.28 µg/m³
PM10 11.11 µg/m³
O3 0.036 ppm
NO2 6.6 ppb
SO2 0.4 ppb
CO 0.20 ppm
NH3 0.45 µg/m³
NO 0 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 considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.58.28 µg/m³
PM1011.11 µg/m³
O370.35 µg/m³
NO212.4 µg/m³
SO21.14 µg/m³
CO233.29 µg/m³
NH30.45 µg/m³
NO0 µg/m³