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Air quality in Old Greenwich
Air quality index (AQI) and PM2.5 air pollution in Old Greenwich
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Old Greenwich Air Quality Map
Real-time Old Greenwich air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Old Greenwich today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Old Greenwich?
| Weather | Broken clouds |
| Temperature | 60.8°F |
| Humidity | 81% |
| Wind | 7 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Corpus Christi, Texas | 91 |
| 2 | Mecca, California | 88 |
| 3 | Cedar Park, Texas | 84 |
| 4 | The Woodlands, Texas | 84 |
| 5 | New Braunfels, Texas | 83 |
| 6 | San Antonio, Texas | 83 |
| 7 | Georgetown, Texas | 80 |
| 8 | Maricopa, Arizona | 79 |
| 9 | San Bernardino, California | 79 |
| 10 | Austin, Texas | 77 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Old Greenwich aqi ranking
Real-time Old Greenwich air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Greenwich | 20 |
(local time)
SEE WORLD AQI RANKING
US AQI
31*
live AQI index
Good
Overview
What is the current air quality in Old Greenwich?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 31* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 5.7*µg/m³ | |
| O3 | 50*µg/m³ | |
!
PM2.5
x1.1
PM2.5 concentration in Old Greenwich is currently 1.1 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Old Greenwich?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Old Greenwich air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 31 AQI US | | 66.2° 57.2° |  8.9 mp/h |
| Monday, May 20 | Good 44 AQI US | | 66.2° 53.6° | 6.7 mp/h |
| Tuesday, May 21 | Moderate 54 AQI US  | | 75.2° 57.2° | 13.4 mp/h |
| Wednesday, May 22 | Good 48 AQI US |  40% | 78.8° 62.6° | 11.2 mp/h |
| Thursday, May 23 | Good 40 AQI US | 100% | 78.8° 62.6° | 13.4 mp/h |
| Friday, May 24 | Good 41 AQI US |  | 73.4° 55.4° | 8.9 mp/h |
| Saturday, May 25 | Good 21 AQI US | | 73.4° 57.2° | 6.7 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 Old Greenwich?
AQI US, Metric