Today | Weather | Wednesday, January 7, 2026

Weather in Brockton, Massachusetts

05:53 PM
Now
Cloudy Night
34° F
Feels Like 32°
Precipitation 29 %
Wind 6 mph
Humidity 92 %
Today
Rainy Weather
Day 37°
Night 28°
Precipitation 90 %
Wind 6 mph
UV Index (0 - 11+) 0

Brockton Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (January 7, 2025)
Cloudy Weather

Day

27°

Night

18°

Wind

17 mph

UV Index

2

Precipitation

0 %

Air Quality in Brockton

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

Pollutant Concentrations:

PM2.5 5.09 µg/m³
PM10 6.18 µg/m³
O3 0.011 ppm
NO2 13.5 ppb
SO2 0.4 ppb
CO 0.29 ppm
NH3 0.26 µg/m³
NO 0.01 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)
PM2.55.09 µg/m³
PM106.18 µg/m³
O322.2 µg/m³
NO225.32 µg/m³
SO20.98 µg/m³
CO335.66 µg/m³
NH30.26 µg/m³
NO0.01 µg/m³