Today | Weather | Monday, April 27, 2026

Weather in New Britain, Connecticut

06:00 PM
Now
Cloudy Weather
70° F
Feels Like 70°
Precipitation 0 %
Wind 8 mph
UV Index (0 - 11+) 2
Humidity 30 %
Today
Sunny Weather
Day 73°
Night 39°
Precipitation 0 %
Wind 7 mph
UV Index (0 - 11+) 8

Warning: High UV Index Today: 8

High risk of harm from unprotected sun exposure. Take precautions: wear a hat, sunglasses, and apply sunscreen regularly if you’ll be outdoors for extended periods.

New Britain Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (April 27, 2025)

Day

57°

Night

43°

Air Quality in New Britain

NOW
86 AQI
Moderate air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 10.17 µg/m³
PM10 12.47 µg/m³
O3 0.066 ppm
NO2 3.2 ppb
SO2 0.8 ppb
CO 0.16 ppm
NH3 0.41 µg/m³
NO 0.69 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)
PM2.510.17 µg/m³
PM1012.47 µg/m³
O3128.84 µg/m³
NO26.02 µg/m³
SO22.04 µg/m³
CO182.65 µg/m³
NH30.41 µg/m³
NO0.69 µg/m³