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AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesIndex | Low | ||
Tree pollen | Low | ||
Grass pollen | None | ||
Weed pollen | None |
Weather | Few clouds |
Temperature | 53.6°F |
Humidity | 91% |
Wind | 0 mp/h |
Pressure | 29.9 Hg |
# | city | US AQI |
---|---|---|
1 | Lisbon, Lisbon | 32 |
(local time)
SEE WORLD AQI RANKING# | station | US AQI |
---|---|---|
1 | Sobreiras - Lordelo do Ouro | 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 | O3 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 1µg/m³ | |
O3 | 67µg/m³ | |
NO2 | 11µg/m³ |
PM2.5 concentration in Porto air currently meets the WHO annual air quality guideline value
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Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Wednesday, May 15 | Good 32 AQI US | 59° 53.6° | 13.4 mp/h | |
Thursday, May 16 | Good 35 AQI US | 59° 53.6° | 13.4 mp/h | |
Friday, May 17 | Good 29 AQI US | 60.8° 53.6° | 13.4 mp/h | |
Today | Good 27 AQI US | 90% | 59° 53.6° | 11.2 mp/h |
Sunday, May 19 | Moderate 55 AQI US | 60.8° 53.6° | 15.7 mp/h | |
Monday, May 20 | Moderate 57 AQI US | 60.8° 53.6° | 11.2 mp/h | |
Tuesday, May 21 | Good 49 AQI US | 80% | 60.8° 55.4° | 11.2 mp/h |
Wednesday, May 22 | Good 20 AQI US | 80% | 59° 53.6° | 15.7 mp/h |
Thursday, May 23 | Good 40 AQI US | 60.8° 50° | 17.9 mp/h | |
Friday, May 24 | Moderate 54 AQI US | 62.6° 53.6° | 11.2 mp/h |
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Government Contributor
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2 Data sources