Hourly Weather | Today Thursday, February 5, 2026
Malden, Massachusetts
10 PM
Cloudy Night
18°
Feels Like 10°
0
Humidity: 62%
UV Index: 0
Wind: 6 mph
11 PM
Cloudy Night
14°
Feels Like
0
Frost Risk: 100%
Humidity: 74%
UV Index: 0
Wind: 6 mph

Hourly Air Quality Forecast - AQI (US EPA)

10 PM
65 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 19.11 µg/m³
  • PM10: 22.68 µg/m³
  • O3: 0.016 ppm
  • NO2: 24.4 ppb
  • SO2: 0.6 ppb
  • CO: 0.37 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

11 PM
68 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 20.34 µg/m³
  • PM10: 24.13 µg/m³
  • O3: 0.013 ppm
  • NO2: 25.2 ppb
  • SO2: 0.6 ppb
  • CO: 0.38 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.