Today | Weather | Monday, July 20, 2026

Weather in Plainfield, New Jersey

05:24 PM
Now
Cloudy Weather
82° F
Feels Like 86°
Precipitation 0 %
Wind 7 mph
UV Index (0 - 11+) 3
Humidity 32 %
Today
Sunny Weather
Day 84°
Night 66°
Precipitation 0 %
Wind 4 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.

Plainfield Weather Forecast Updated

Last updated on

Air Quality in Plainfield

NOW
93 AQI
Moderate air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 6.22 µg/m³
PM10 6.57 µg/m³
O3 0.068 ppm
NO2 1.1 ppb
SO2 0.7 ppb
CO 0.11 ppm
NH3 0.31 µg/m³
NO 0.27 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)
PM2.56.22 µg/m³
PM106.57 µg/m³
O3132.79 µg/m³
NO22.09 µg/m³
SO21.72 µg/m³
CO126.17 µg/m³
NH30.31 µg/m³
NO0.27 µg/m³