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AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesIndex | High | ||
Tree pollen | Low | ||
Grass pollen | Low | ||
Weed pollen | High |
Weather | Clear sky |
Temperature | 48.2°F |
Humidity | 67% |
Wind | 1.7 mp/h |
Pressure | 30 Hg |
# | city | US AQI |
---|---|---|
1 | Providence, Rhode Island | 99 |
2 | Somerville, Massachusetts | 99 |
3 | Chelsea, Massachusetts | 98 |
4 | Boston, Massachusetts | 91 |
5 | Needham, Massachusetts | 90 |
6 | Saugus, Massachusetts | 89 |
7 | Weymouth, Massachusetts | 88 |
8 | Worcester, Massachusetts | 88 |
9 | Chelmsford, Massachusetts | 87 |
10 | Freetown, Massachusetts | 87 |
(local time)
SEE WORLD AQI RANKING(local time)
SEE WORLD AQI RANKINGUS AQI
40
live AQI index
Good
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Good | 40 US AQI | PM2.5 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 9.7µg/m³ |
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Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Thursday, Sep 28 | Good 39 AQI US | |||
Friday, Sep 29 | Good 40 AQI US | |||
Saturday, Sep 30 | Good 40 AQI US | |||
Today | Good 40 AQI US | 59° 41° | ||
Monday, Oct 2 | Good 12 AQI US | 66.2° 41° | ||
Tuesday, Oct 3 | Good 8 AQI US | 69.8° 41° | ||
Wednesday, Oct 4 | Good 6 AQI US | 68° 44.6° | ||
Thursday, Oct 5 | Good 8 AQI US | 71.6° 44.6° | ||
Friday, Oct 6 | Good 9 AQI US | 73.4° 46.4° | ||
Saturday, Oct 7 | Good 9 AQI US | 73.4° 48.2° |
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