Today | Weather | Thursday, February 26, 2026

Weather in Malden, Massachusetts

12:46 AM
Now
Cloudy Night
25° F
Feels Like 18°
Precipitation 0 %
Wind 8 mph
Humidity 60 %
Today
Cloudy Weather
Day 39°
Night 16°
Precipitation 6 %
Wind 10 mph
UV Index (0 - 11+) 4
Overnight Frost 2 AM – 9 AM

Malden Weather Forecast Updated

Last updated on

Air Quality in Malden

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

Pollutant Concentrations:

PM2.5 19.26 µg/m³
PM10 22.19 µg/m³
O3 0.030 ppm
NO2 11.6 ppb
SO2 0.9 ppb
CO 0.25 ppm
NH3 0.14 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)
PM2.519.26 µg/m³
PM1022.19 µg/m³
O358.92 µg/m³
NO221.89 µg/m³
SO22.32 µg/m³
CO287.47 µg/m³
NH30.14 µg/m³
NO0 µg/m³