Today | Weather | Thursday, February 26, 2026

Weather in Bristol, Connecticut

01:15 AM
Now
Cloudy Night
39° F
Feels Like 32°
Precipitation 20 %
Wind 8 mph
Humidity 75 %
Today
Cloudy Weather
Day 41°
Night 16°
Precipitation 16 %
Wind 6 mph
UV Index (0 - 11+) 3
Overnight Frost 4 AM – 6 AM
Tomorrow Morning Frost 12 AM – 8 AM

Bristol Weather Forecast Updated

5 minutes ago
Last updated on

Air Quality in Bristol

NOW
54 AQI
Moderate air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 13.82 µg/m³
PM10 17.56 µg/m³
O3 0.029 ppm
NO2 15.8 ppb
SO2 1.5 ppb
CO 0.26 ppm
NH3 0.64 µg/m³
NO 0 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 acceptable; however, for some pollutants, there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.

Show raw pollutant concentrations (µg/m³)
PM2.513.82 µg/m³
PM1017.56 µg/m³
O357.15 µg/m³
NO229.67 µg/m³
SO23.91 µg/m³
CO293.88 µg/m³
NH30.64 µg/m³
NO0 µg/m³