Today | Weather | Thursday, October 8, 2026

Weather in Chicopee, Massachusetts

01:00 AM
Now
Night
50° F
Feels Like 48°
Precipitation 0 %
Wind 6 mph
Humidity 82 %
Today
Cloudy Weather
Day 73°
Night 43°
Precipitation 49 %
Wind 11 mph
UV Index (0 - 11+) 4

Chicopee Weather Forecast Updated

Last updated on

Air Quality in Chicopee

NOW
44 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 4.49 µg/m³
PM10 7.63 µg/m³
O3 0.048 ppm
NO2 5 ppb
SO2 1.1 ppb
CO 0.14 ppm
NH3 0.52 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 – 4.49 µg/m³
PM10 – 7.63 µg/m³
O3 – 93.42 µg/m³
NO2 – 9.35 µg/m³
SO2 – 2.93 µg/m³
CO – 163.59 µg/m³
NH3 – 0.52 µg/m³
NO – 0 µg/m³