Today | Weather | Tuesday, September 1, 2026

Weather in Bristol, Connecticut

11:24 AM
Now
Stormy Weather
72° F
Feels Like 72°
Precipitation 66 %
Wind 6 mph
UV Index (0 - 11+) 1
Humidity 87 %
Today
Stormy Weather
Day 75°
Night 61°
Precipitation 99 %
Wind 7 mph
UV Index (0 - 11+) 2

Bristol Weather Forecast Updated

34 minutes ago
Last updated on

Air Quality in Bristol

NOW
49 AQI
Good air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 11.66 µg/m³
PM10 14.95 µg/m³
O3 0.018 ppm
NO2 12.9 ppb
SO2 2.1 ppb
CO 0.22 ppm
NH3 0.42 µg/m³
NO 4.32 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 considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.511.66 µg/m³
PM1014.95 µg/m³
O336.23 µg/m³
NO224.35 µg/m³
SO25.4 µg/m³
CO248.84 µg/m³
NH30.42 µg/m³
NO4.32 µg/m³