What is the air quality in Quincy today?

The current Air Quality Index (AQI) in Quincy is 13 (Good). PM2.5 concentration is 3.18 µg/m³.

What is the temperature in Quincy right now?

The current temperature in Quincy is 33.1°C (feels like 36.8°C). Humidity is 45.8% and wind speed is 62.8 km/h.

Is it safe to go outside in Quincy?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 12.9 (Extreme).

Air Quality in Quincy, United States

Windy

33.1°C · 45.8% humidity

33.1°

Feels 36.8°

Good

Air quality is satisfactory. Enjoy outdoor activities.

2 stations

Nearby Monitoring Stations

AQI Forecast Calibrated

5 9am

13 12pm

7 3pm

6 6pm

5 9pm

5 12am

5 3am

5 6am

Station readings

CAMS model adj -20

Air Quality Index Trend

47h · 1 stn

View full history →

Quincy's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

45.8%

Humidity

62.8 km/h

Wind SW

1013.2 hPa

Pressure

12.9

UV Extreme

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

3.18 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Quincy?

Temperature & Precipitation

PM2.5 Trend

47h · 1 station

PM2.53.18 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX12.9

Extreme

Station readings (2 stations within 25 km)

3.18

Median

2.87

Average

0.93

Low

4.8

High

PM2.5 µg/m³ · Model: 5.8 · Bias: +2.6

What is the 7-day forecast for Quincy?

09-05

33.1° 13.6°

13.13 mm

09-06

21.5° 18.1°

1.5 mm

09-07

19.9° 16.2°

09-08

20.9° 17.9°

7.75 mm

09-09

26.8° 14.3°

0.81 mm

09-10

22.2° 16.8°

0.62 mm

09-11

29.2° 13.9°

Both models agree Avg diff: 3.9°C

Where are air quality stations near Quincy?

Boston Roxbury

10.8 km PM2.5: 5.0 µg/m³

Boston Roxbury

10.8 km PM2.5: 4.8 µg/m³

Boston

12.7 km PM2.5: 5.0 µg/m³

East Dedham

12.7 km 69.8°C 71.0% RH PM2.5: 0.7 µg/m³ PM10: 1.2 µg/m³

Brockton

20.9 km PM2.5: 0.2 µg/m³

Lynn Water Treatment Plant

24.8 km PM2.5: 5.0 µg/m³

Lynn Water Treatment Plant

24.8 km PM2.5: 4.8 µg/m³

What cities are near Quincy?

10 Milton 11 Braintree 12 Weymouth 15 Ashmont 12 Mattapan 18 Dorchester 19 South Boston 5 Hyde Park 9 Randolph 12 Roslindale

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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-09-05T16:35 UTC.