Today | Weather | Thursday, February 5, 2026

Weather in New Britain, Connecticut

08:35 PM
Now
Cloudy Night
16° F
Feels Like 10°
Precipitation 0 %
Wind 6 mph
Humidity 78 %
Today
Cloudy Night
Day 34°
Night
Precipitation 0 %
Wind 6 mph

New Britain Weather Forecast Updated

56 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (February 5, 2025)

Day

30°

Night

18°

Air Quality in New Britain

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

Pollutant Concentrations:

PM2.5 23.74 µg/m³
PM10 31.8 µg/m³
O3 0.009 ppm
NO2 28.3 ppb
SO2 2 ppb
CO 0.46 ppm
NH3 4.65 µg/m³
NO 16.45 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)
PM2.523.74 µg/m³
PM1031.8 µg/m³
O318.65 µg/m³
NO253.28 µg/m³
SO25.27 µg/m³
CO529.35 µg/m³
NH34.65 µg/m³
NO16.45 µg/m³