Today | Weather | Tuesday, April 28, 2026

Weather in Chicopee, Massachusetts

04:11 AM
Now
Night
41° F
Feels Like 41°
Precipitation 0 %
Wind 4 mph
Humidity 92 %
Today
Cloudy Weather
Day 72°
Night 41°
Precipitation 0 %
Wind 7 mph
UV Index (0 - 11+) 8

Warning: High UV Index Today: 8

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.

Chicopee Weather Forecast Updated

10 seconds ago
Last updated on

Air Quality in Chicopee

NOW
54 AQI
Moderate air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 13.87 µg/m³
PM10 22.52 µg/m³
O3 0.019 ppm
NO2 21.6 ppb
SO2 1.2 ppb
CO 0.30 ppm
NH3 0.36 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 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)
PM2.513.87 µg/m³
PM1022.52 µg/m³
O336.88 µg/m³
NO240.58 µg/m³
SO23.06 µg/m³
CO339.84 µg/m³
NH30.36 µg/m³
NO0 µg/m³