Hourly Weather | Today Thursday, February 5, 2026
Newton, Massachusetts
10 PM
Cloudy Night
12°
Feels Like 10°
0
Humidity: 69%
UV Index: 0
Wind: 6 mph
11 PM
Cloudy Night
10°
Feels Like
0
Frost Risk: 100%
Humidity: 77%
UV Index: 0
Wind: 5 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 14.96 µg/m³
  • PM10: 17.06 µg/m³
  • O3: 0.022 ppm
  • NO2: 18.2 ppb
  • SO2: 0.4 ppb
  • CO: 0.31 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 15.23 µg/m³
  • PM10: 17.41 µg/m³
  • O3: 0.021 ppm
  • NO2: 17.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.31 ppm

Health Recommendations:

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