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Air quality in Boston

Updated:

Air quality now (European AQI) · 11:00

23

Fair

Main pollutant: Ozone (O₃)

Fine particles (PM2.5)
4.1 µg/m³
Particles (PM10)
4.1 µg/m³
Nitrogen dioxide (NO₂)
6.6 µg/m³
Ozone (O₃)
66 µg/m³
Sulphur dioxide (SO₂)
2.5 µg/m³

Cleanest air today

11:00–13:00

AQI 25Fair

A good time to air out your home or exercise outdoors.

A good time to be outdoors.

Next 3 days

Today

Max AQI57Moderate
Main pollutant:
Nitrogen dioxide (NO₂)
Cleanest time:
11:00–13:00
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Tomorrow

Max AQI58Moderate
Main pollutant:
Nitrogen dioxide (NO₂)
Cleanest time:
12:00–14:00
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Monday

Max AQI56Moderate
Main pollutant:
Nitrogen dioxide (NO₂)
Cleanest time:
20:00–22:00
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