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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 | Broken clouds |
Temperature | 57.2°F |
Humidity | 90% |
Wind | 9.2 mp/h |
Pressure | 30.1 Hg |
# | city | US AQI |
---|---|---|
1 | Lisbon, Lisbon | 42 |
(local time)
SEE WORLD AQI RANKING# | station | US AQI |
---|---|---|
1 | Sobreiras - Lordelo do Ouro | 34 |
(local time)
SEE WORLD AQI RANKINGUS AQI
35
live AQI index
Good
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Good | 35 US AQI | O3 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 1µg/m³ | |
O3 | 85µg/m³ | |
NO2 | 3µg/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 9 | Moderate 51 AQI US | 73.4° 60.8° | 6.7 mp/h | |
Friday, May 10 | Moderate 53 AQI US | 69.8° 60.8° | 6.7 mp/h | |
Saturday, May 11 | Good 47 AQI US | 64.4° 57.2° | 15.7 mp/h | |
Today | Good 35 AQI US | 64.4° 57.2° | 13.4 mp/h | |
Monday, May 13 | Good 47 AQI US | 90% | 60.8° 55.4° | 13.4 mp/h |
Tuesday, May 14 | Good 24 AQI US | 80% | 59° 55.4° | 15.7 mp/h |
Wednesday, May 15 | Good 15 AQI US | 80% | 59° 53.6° | 11.2 mp/h |
Thursday, May 16 | Good 18 AQI US | 60% | 59° 53.6° | 8.9 mp/h |
Friday, May 17 | Good 20 AQI US | 80% | 59° 55.4° | 13.4 mp/h |
Saturday, May 18 | Moderate 73 AQI US | 40% | 60.8° 53.6° | 13.4 mp/h |
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Government Contributor
1 station
2 Data sources