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AIR QUALITY DATA SOURCE
Find out more about contributors and data sourcesIndex | Very high | ||
Tree pollen | Very high | ||
Grass pollen | Moderate | ||
Weed pollen | None |
Weather | Broken clouds |
Temperature | 77°F |
Humidity | 76% |
Wind | 8.5 mp/h |
Pressure | 29.9 Hg |
# | city | US AQI |
---|---|---|
1 | Barstow, California | 97 |
2 | Casa Grande, Arizona | 88 |
3 | Gatlinburg, Tennessee | 74 |
4 | Chattanooga, Tennessee | 71 |
5 | Chandler, Arizona | 69 |
6 | Tampa, Florida | 69 |
7 | Alpharetta, Georgia | 68 |
8 | Gilbert, Arizona | 67 |
9 | Arroyo Grande, California | 66 |
10 | Corpus Christi, Texas | 65 |
(local time)
SEE WORLD AQI RANKINGUS AQI
49*
live AQI index
Good
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Good | 49* US AQI | PM2.5 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 11.9*µg/m³ |
PM2.5
x2.4
PM2.5 concentration in Somerville is currently 2.4 times the WHO annual air quality guideline value
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Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Today | Good 49 AQI US | 50% | 78.8° 62.6° | 17.9 mp/h |
Saturday, Apr 27 | Moderate 56 AQI US | 80.6° 62.6° | 17.9 mp/h | |
Sunday, Apr 28 | Moderate 54 AQI US | 100% | 69.8° 60.8° | 15.7 mp/h |
Monday, Apr 29 | Moderate 54 AQI US | 82.4° 57.2° | 4.5 mp/h | |
Tuesday, Apr 30 | Moderate 75 AQI US | 100% | 77° 60.8° | 11.2 mp/h |
Wednesday, May 1 | Moderate 78 AQI US | 100% | 80.6° 60.8° | 11.2 mp/h |
Thursday, May 2 | Moderate 76 AQI US | 80% | 80.6° 68° | 13.4 mp/h |
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