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AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesIndex | Very high | ||
Tree pollen | Very high | ||
Grass pollen | Low | ||
Weed pollen | None |
Weather | Broken clouds |
Temperature | 55.4°F |
Humidity | 94% |
Wind | 4.6 mp/h |
Pressure | 29.9 Hg |
# | city | US AQI |
---|---|---|
1 | Lisbon, Lisbon | 23 |
(local time)
SEE WORLD AQI RANKING# | station | US AQI |
---|---|---|
1 | Instituto Geofísico de Coimbra | 26 |
(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 | 2.7*µg/m³ | |
O3 | 66*µg/m³ | |
NO2 | 2*µg/m³ | |
CO | 205*µg/m³ |
PM2.5 concentration in Coimbra air currently meets the WHO annual air quality guideline value
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Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Today | Good 27 AQI US | 100% | 60.8° 50° | 8.9 mp/h |
Saturday, May 18 | Good 22 AQI US | 70% | 62.6° 48.2° | 8.9 mp/h |
Sunday, May 19 | Moderate 51 AQI US | 50% | 64.4° 48.2° | 11.2 mp/h |
Monday, May 20 | Moderate 60 AQI US | 60% | 64.4° 51.8° | 8.9 mp/h |
Tuesday, May 21 | Moderate 58 AQI US | 80% | 64.4° 50° | 11.2 mp/h |
Wednesday, May 22 | Good 11 AQI US | 30% | 68° 51.8° | 11.2 mp/h |
Thursday, May 23 | Good 12 AQI US | 73.4° 48.2° | 11.2 mp/h |
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