Air quality in Dorchester

Air quality index (AQI) and PM2.5 air pollution in Dorchester

LAST UPDATE (local time)

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Air Quality contributors Sources

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*IQAir’s AQI data modeled using satellite data. Learn more

Dorchester does not have air monitor data

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Weather

What is the current weather in Dorchester?

Weather icon
WeatherMist
Temperature57.2°C
Humidity94%
Wind11.5 mp/h
Pressure1009 mb

live aqi city ranking

Real-time Canada city ranking

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#cityUS AQI
1 Nakusp, British Columbia

110

2 Steeper, Alberta

110

3 Markham, Ontario

91

4 Peterborough, Ontario

88

5 Smithers, British Columbia

86

6 Woodstock, Ontario

83

7 Lumby, British Columbia

82

8 Wellington County, Ontario

79

9 Mississauga, Ontario

76

10 Chatham, Ontario

74

(local time)

SEE WORLD AQI RANKING

live Dorchester aqi ranking

Real-time Dorchester air quality ranking

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City AQI based on satellite data. No ground level station currently available in Dorchester.

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US AQI

53 *

live AQI index
Moderate

Human face indicating AQI level

Overview

What is the current air quality in Dorchester?

Air pollution levelAir quality indexMain pollutant
Moderate 53 US AQItrendPM2.5
PollutantsConcentration
PM2.5
13.1 µg/m³trend
!

PM2.5

x1.3

PM2.5 concentration in Dorchester air is currently 1.3 times above the WHO annual air quality guideline value

Health Recommendations

How to protect from air pollution in Dorchester?

An open window iconClose your windows to avoid dirty outdoor air
A man cycling iconSensitive groups should reduce outdoor exercise

Forecast

Dorchester air quality index (AQI) forecast

DayPollution levelWeatherTemperatureWind
Wednesday, Oct 20

Good 44 US AQI

Human face indicating AQI level
Weather icon60.8°50°
Wind rotating 281 degree

15.7 mp/h

Today

Moderate 53 US AQI

Human face indicating AQI level
Weather icon50°39.2°
Wind rotating 323 degree

11.2 mp/h

Friday, Oct 22

Good 13 US AQI

Human face indicating AQI level
Weather icon51.8°41°
Wind rotating 290 degree

13.4 mp/h

Saturday, Oct 23

Good 12 US AQI

Human face indicating AQI level
Weather icon51.8°37.4°
Wind rotating 71 degree

13.4 mp/h

Sunday, Oct 24

Good 12 US AQI

Human face indicating AQI level
Weather icon42.8°39.2°
Wind rotating 85 degree

22.4 mp/h

Monday, Oct 25

Good 9 US AQI

Human face indicating AQI level
Weather icon46.4°39.2°
Wind rotating 47 degree

17.9 mp/h

Tuesday, Oct 26

Good 16 US AQI

Human face indicating AQI level
Weather icon55.4°37.4°
Wind rotating 110 degree

13.4 mp/h

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Historical

Historic air quality graph for Dorchester

How to best protect from air pollution?

Reduce your air pollution exposure in Dorchester

Where is the cleanest air quality in Dorchester?

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