Today | Weather | Saturday, January 3, 2026

Weather in Brockton, Massachusetts

04:13 PM
Now
Cloudy Weather
30° F
Feels Like 23°
Precipitation 0 %
Wind 8 mph
UV Index (0 - 11+) 0
Humidity 45 %
Today
Cloudy Weather
Day 30°
Night 23°
Precipitation 0 %
Wind 9 mph
UV Index (0 - 11+) 2

Brockton Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (January 3, 2025)
Cloudy Weather

Day

37°

Night

25°

Wind

15 mph

UV Index

2

Precipitation

0 %

Air Quality in Brockton

NOW
42 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 2.05 µg/m³
PM10 3.07 µg/m³
O3 0.046 ppm
NO2 3.4 ppb
SO2 0.5 ppb
CO 0.14 ppm
NH3 0.27 µg/m³
NO 0.12 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)
PM2.52.05 µg/m³
PM103.07 µg/m³
O389.86 µg/m³
NO26.35 µg/m³
SO21.3 µg/m³
CO164.01 µg/m³
NH30.27 µg/m³
NO0.12 µg/m³