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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 | 55.4°F |
| Humidity | 73% |
| Wind | 8.1 mp/h |
| Pressure | 30.3 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Pahrump, Nevada | 73 |
| 2 | Campo, California | 67 |
| 3 | Mecca, California | 61 |
| 4 | Milwaukee, Wisconsin | 61 |
| 5 | Lake Arrowhead, California | 59 |
| 6 | Yucaipa, California | 59 |
| 7 | La Crescenta-Montrose, California | 58 |
| 8 | Corpus Christi, Texas | 56 |
| 9 | Pasadena, California | 55 |
| 10 | San Gabriel, California | 55 |
(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 | 11 |
(local time)
SEE WORLD AQI RANKING
US AQI
11
live AQI index
Good
Overview
What is the current air quality in Old Greenwich?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 11 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 2.7µg/m³ | |
| PM10 | 8.8µg/m³ | |
| O3 | 0µg/m³ | |
✓
PM2.5 concentration in Old Greenwich air currently meets 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 |
|---|---|---|---|---|
| Wednesday, May 1 | Good 27 AQI US | | 75.2° 51.8° |  13.4 mp/h |
| Thursday, May 2 | Good 17 AQI US | | 60.8° 51.8° | 11.2 mp/h |
| Friday, May 3 | Good 15 AQI US | | 57.2° 50° | 8.9 mp/h |
| Today | Good 11 AQI US | | 57.2° 50° | 8.9 mp/h |
| Sunday, May 5 | Good 14 AQI US |  100% | 53.6° 48.2° | 11.2 mp/h |
| Monday, May 6 | Good 29 AQI US | 100% | 66.2° 53.6° | 6.7 mp/h |
| Tuesday, May 7 | Good 50 AQI US | | 69.8° 57.2° | 8.9 mp/h |
| Wednesday, May 8 | Moderate 55 AQI US  | 90% | 69.8° 57.2° | 13.4 mp/h |
| Thursday, May 9 | Good 32 AQI US | 100% | 55.4° 48.2° | 15.7 mp/h |
| Friday, May 10 | Good 42 AQI US | 90% | 60.8° 48.2° | 13.4 mp/h |
| Saturday, May 11 | Good 20 AQI US | 50% | 57.2° 48.2° | 13.4 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
Old Greenwich air quality data attribution
1 Data source
Where is the cleanest air quality in Old Greenwich?
AQI US, Metric