Today | Weather | Wednesday, October 14, 2026

Weather in Chicopee, Massachusetts

07:53 PM
Now
Cloudy Night
66° F
Feels Like 63°
Precipitation 0 %
Wind 11 mph
Humidity 62 %
Today
Partly Sunny with Showers
Day 77°
Night 50°
Precipitation 55 %
Wind 8 mph
UV Index (0 - 11+) 3

Chicopee Weather Forecast Updated

Last updated on

Air Quality in Chicopee

NOW
29 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 6.43 µg/m³
PM10 8.71 µg/m³
O3 0.031 ppm
NO2 8.3 ppb
SO2 1.2 ppb
CO 0.18 ppm
NH3 0.7 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 – 6.43 µg/m³
PM10 – 8.71 µg/m³
O3 – 61.17 µg/m³
NO2 – 15.68 µg/m³
SO2 – 3.09 µg/m³
CO – 200.92 µg/m³
NH3 – 0.7 µg/m³
NO – 0 µg/m³