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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 | 64.4°F |
Humidity | 52% |
Wind | 6.6 mp/h |
Pressure | 29.9 Hg |
# | city | US AQI |
---|---|---|
1 | Lisbon, Lisbon | 34 |
(local time)
SEE WORLD AQI RANKING# | station | US AQI |
---|---|---|
1 | Instituto Geofísico de Coimbra | 53 |
2 | Avenida Fernão Magalhães | 49 |
(local time)
SEE WORLD AQI RANKINGUS AQI
44*
live AQI index
Good
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Good | 44* US AQI | PM2.5 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 8*µg/m³ | |
PM10 | 12*µg/m³ | |
O3 | 67*µg/m³ | |
NO2 | 7*µg/m³ | |
CO | 227*µg/m³ |
PM2.5
x1.6
PM2.5 concentration in Coimbra is currently 1.6 times the WHO annual air quality guideline value
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Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Today | Good 44 AQI US | 66.2° 48.2° | 11.2 mp/h | |
Monday, May 20 | Moderate 54 AQI US | 68° 50° | 11.2 mp/h | |
Tuesday, May 21 | Good 42 AQI US | 30% | 66.2° 51.8° | 11.2 mp/h |
Wednesday, May 22 | Good 18 AQI US | 30% | 64.4° 48.2° | 11.2 mp/h |
Thursday, May 23 | Good 14 AQI US | 71.6° 46.4° | 8.9 mp/h | |
Friday, May 24 | Good 17 AQI US | 77° 48.2° | 8.9 mp/h | |
Saturday, May 25 | Good 21 AQI US | 73.4° 48.2° | 11.2 mp/h |
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