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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 | 57.2°F |
Humidity | 88% |
Wind | 0 mp/h |
Pressure | 29.9 Hg |
# | city | US AQI |
---|---|---|
1 | Lisbon, Lisbon | 31 |
(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 | PM2.5 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 5µg/m³ | |
NO2 | 18µg/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 |
---|---|---|---|---|
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 | |
Saturday, May 18 | Good 30 AQI US | 59° 53.6° | 11.2 mp/h | |
Today | Good 27 AQI US | 60.8° 55.4° | 17.9 mp/h | |
Monday, May 20 | Moderate 56 AQI US | 30% | 60.8° 53.6° | 11.2 mp/h |
Tuesday, May 21 | Good 39 AQI US | 60% | 60.8° 55.4° | 11.2 mp/h |
Wednesday, May 22 | Good 19 AQI US | 50% | 59° 53.6° | 13.4 mp/h |
Thursday, May 23 | Good 13 AQI US | 62.6° 51.8° | 17.9 mp/h | |
Friday, May 24 | Good 17 AQI US | 64.4° 55.4° | 8.9 mp/h | |
Saturday, May 25 | Good 19 AQI US | 64.4° 55.4° | 6.7 mp/h |
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2 Data sources