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AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesWeather | Clear sky |
Temperature | 41°F |
Humidity | 70% |
Wind | 2.3 mp/h |
Pressure | 29.7 Hg |
# | city | US AQI |
---|---|---|
1 | Chur, Grisons | 37 |
2 | Santa Maria in Calanca, Grisons | 25 |
3 | Zurich, Zurich | 22 |
(local time)
SEE WORLD AQI RANKING# | station | US AQI |
---|---|---|
1 | St-Gallen-Stuelegg | 40 |
(local time)
SEE WORLD AQI RANKINGUS AQI
40
live AQI index
Good
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Good | 40 US AQI | O3 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 5.8µg/m³ | |
PM10 | 7.8µg/m³ | |
O3 | 100.8µg/m³ | |
NO2 | 5.2µg/m³ |
Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Tuesday, Apr 23 | Good 36 AQI US | |||
Wednesday, Apr 24 | Good 35 AQI US | |||
Thursday, Apr 25 | Good 38 AQI US | |||
Today | Good 40 AQI US | 40% | 50° 28.4° | 4.5 mp/h |
Saturday, Apr 27 | Good 16 AQI US | 59° 32° | 6.7 mp/h | |
Sunday, Apr 28 | Good 26 AQI US | 59° 39.2° | 6.7 mp/h | |
Monday, Apr 29 | Good 49 AQI US | 60.8° 41° | 4.5 mp/h | |
Tuesday, Apr 30 | Moderate 55 AQI US | 64.4° 42.8° | 4.5 mp/h | |
Wednesday, May 1 | Moderate 57 AQI US | 100% | 59° 46.4° | 6.7 mp/h |
Thursday, May 2 | Moderate 58 AQI US | 90% | 53.6° 46.4° | 4.5 mp/h |
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