Today | Weather | Thursday, February 5, 2026

Weather in Quincy, Massachusetts

08:34 PM
Now
Cloudy Night
16° F
Feels Like
Precipitation 0 %
Wind 7 mph
Humidity 80 %
Today
Cloudy Night
Day 36°
Night
Precipitation 0 %
Wind 6 mph

Quincy Weather Forecast Updated

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

Day

28°

Night

19°

Wind

11 mph

UV Index

2

Precipitation

0 %

Air Quality in Quincy

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

Pollutant Concentrations:

PM2.5 13.01 µg/m³
PM10 15.31 µg/m³
O3 0.025 ppm
NO2 16.2 ppb
SO2 0.6 ppb
CO 0.28 ppm
NH3 1.2 µg/m³
NO 0.02 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)
PM2.513.01 µg/m³
PM1015.31 µg/m³
O349.3 µg/m³
NO230.52 µg/m³
SO21.54 µg/m³
CO322.09 µg/m³
NH31.2 µg/m³
NO0.02 µg/m³