Today | Weather | Wednesday, November 4, 2026

Weather in Chicopee, Massachusetts

08:57 PM
Now
Cloudy Night
57° F
Feels Like 55°
Precipitation 0 %
Wind 4 mph
Humidity 88 %
Today
Cloudy Weather
Day 75°
Night 52°
Precipitation 0 %
Wind 7 mph
UV Index (0 - 11+) 3

Chicopee Weather Forecast Updated

Air Quality in Chicopee

NOW
35 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 4.68 µg/m³
PM10 10.97 µg/m³
O3 0.038 ppm
NO2 10.9 ppb
SO2 1.1 ppb
CO 0.17 ppm
NH3 0.48 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)
PM2.5 – 4.68 µg/m³
PM10 – 10.97 µg/m³
O3 – 74.59 µg/m³
NO2 – 20.51 µg/m³
SO2 – 2.79 µg/m³
CO – 197.22 µg/m³
NH3 – 0.48 µg/m³
NO – 0 µg/m³