Hourly Weather | Today Thursday, February 5, 2026
Bristol, Connecticut
10 PM
Cloudy Night
14°
Feels Like
0
Humidity: 67%
UV Index: 0
Wind: 6 mph
11 PM
Cloudy Night
12°
Feels Like
0
Frost Risk: 100%
Humidity: 80%
UV Index: 0
Wind: 6 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 26.64 µg/m³
  • PM10: 36.15 µg/m³
  • O3: 0.009 ppm
  • NO2: 27.8 ppb
  • SO2: 2.3 ppb
  • CO: 0.50 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 23.02 µg/m³
  • PM10: 31.02 µg/m³
  • O3: 0.011 ppm
  • NO2: 25.1 ppb
  • SO2: 2 ppb
  • CO: 0.45 ppm

Health Recommendations:

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