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AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesIndex | High | ||
Tree pollen | Low | ||
Grass pollen | High | ||
Weed pollen | High |
Weather | Clear sky |
Temperature | 59°F |
Humidity | 80% |
Wind | 8.1 mp/h |
Pressure | 29.9 Hg |
# | city | US AQI |
---|---|---|
1 | Chelsea, Massachusetts | 97 |
2 | Somerville, Massachusetts | 97 |
3 | Providence, Rhode Island | 96 |
4 | Needham, Massachusetts | 90 |
5 | Boston, Massachusetts | 89 |
6 | Chelmsford, Massachusetts | 89 |
7 | Freetown, Massachusetts | 88 |
8 | Saugus, Massachusetts | 88 |
9 | Milford, Massachusetts | 85 |
10 | Milton, Massachusetts | 84 |
(local time)
SEE WORLD AQI RANKING# | station | US AQI |
---|---|---|
1 | Graham ES (4219) | 27 |
(local time)
SEE WORLD AQI RANKINGUS AQI
27
live AQI index
Good
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Good | 27 US AQI | PM2.5 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 6.5µg/m³ |
PM2.5
x1.3
PM2.5 concentration in Walnut Park is currently 1.3 times the WHO annual air quality guideline value
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Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Thursday, Sep 28 | Good 44 AQI US | 71.6° 64.4° | ||
Friday, Sep 29 | Good 36 AQI US | 68° 62.6° | ||
Saturday, Sep 30 | Good 25 AQI US | 68° 60.8° | ||
Today | Good 27 AQI US | 71.6° 60.8° | ||
Monday, Oct 2 | Good 40 AQI US | 77° 64.4° | ||
Tuesday, Oct 3 | Good 35 AQI US | 82.4° 68° | ||
Wednesday, Oct 4 | Good 23 AQI US | 89.6° 71.6° | ||
Thursday, Oct 5 | Good 15 AQI US | 91.4° 75.2° | ||
Friday, Oct 6 | Good 16 AQI US | 89.6° 77° | ||
Saturday, Oct 7 | Good 27 AQI US | 84.2° 71.6° |
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1 Data source