Hourly Weather | Today Thursday, February 5, 2026
New Haven, Connecticut
10 PM
Cloudy Night
23°
Feels Like 18°
0
Humidity: 68%
UV Index: 0
Wind: 7 mph
11 PM
Cloudy Night
21°
Feels Like 16°
0
Frost Risk: 100%
Humidity: 71%
UV Index: 0
Wind: 7 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 12.58 µg/m³
  • PM10: 16.63 µg/m³
  • O3: 0.024 ppm
  • NO2: 20.5 ppb
  • SO2: 2.8 ppb
  • CO: 0.28 ppm

Health Recommendations:

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

11 PM
43 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.34 µg/m³
  • PM10: 13.81 µg/m³
  • O3: 0.027 ppm
  • NO2: 17.5 ppb
  • SO2: 2.3 ppb
  • CO: 0.26 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.