Be the first to measure and contribute air quality data to your community
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Cos Cob
Air quality index (AQI) and PM2.5 air pollution in Cos Cob
50 people follow this city
Cos Cob Air Quality Map
Real-time Cos Cob air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Cos Cob today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Cos Cob?
| Weather | Clear sky |
| Temperature | 64.4°F |
| Humidity | 52% |
| Wind | 15 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Mecca, California | 88 |
| 2 | Claremont, California | 86 |
| 3 | Corpus Christi, Texas | 84 |
| 4 | Redlands, California | 83 |
| 5 | Pasadena, California | 81 |
| 6 | San Bernardino, California | 80 |
| 7 | San Fernando, California | 80 |
| 8 | Glendale, California | 78 |
| 9 | Glendora, California | 78 |
| 10 | Mount Lebanon, Pennsylvania | 78 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
42*
live AQI index
Good
Overview
What is the current air quality in Cos Cob?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 42* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 7.7*µg/m³ | |
!
PM2.5
x1.5
PM2.5 concentration in Cos Cob is currently 1.5 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Cos Cob?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Cos Cob air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 42 AQI US | | 78.8° 59° |  6.7 mp/h |
| Sunday, Jun 2 | Moderate 59 AQI US  |  | 78.8° 62.6° | 11.2 mp/h |
| Monday, Jun 3 | Moderate 70 AQI US |  100% | 71.6° 60.8° | 8.9 mp/h |
| Tuesday, Jun 4 | Moderate 63 AQI US | | 68° 57.2° | 8.9 mp/h |
| Wednesday, Jun 5 | Good 24 AQI US | | 68° 57.2° | 8.9 mp/h |
| Thursday, Jun 6 | Good 24 AQI US | 90% | 62.6° 60.8° | 11.2 mp/h |
| Friday, Jun 7 | Moderate 58 AQI US | 100% | 77° 64.4° | 11.2 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Where is the cleanest air quality in Cos Cob?
No locations are available.
AQI US, Metric