Today | Weather | Monday, September 21, 2026

Weather in Chicopee, Massachusetts

01:53 PM
Now
Cloudy Weather
68° F
Feels Like 70°
Precipitation 0 %
Wind 8 mph
UV Index (0 - 11+) 4
Humidity 51 %
Today
Cloudy Weather
Day 70°
Night 50°
Precipitation 0 %
Wind 9 mph
UV Index (0 - 11+) 5

Chicopee Weather Forecast Updated

33 minutes ago
Last updated on

Air Quality in Chicopee

NOW
37 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 3.52 µg/m³
PM10 4.55 µg/m³
O3 0.040 ppm
NO2 2 ppb
SO2 0.5 ppb
CO 0.18 ppm
NH3 0.25 µg/m³
NO 0.66 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)
PM2.53.52 µg/m³
PM104.55 µg/m³
O378.67 µg/m³
NO23.73 µg/m³
SO21.39 µg/m³
CO204.55 µg/m³
NH30.25 µg/m³
NO0.66 µg/m³