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Air quality in Colchester
Air quality index (AQI) and PM2.5 air pollution in Colchester
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Colchester Air Quality Map
Real-time Colchester air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Colchester today?
 | Index | High | |
 | Tree pollen | High | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Colchester?
| Weather | Broken clouds |
| Temperature | 69.8°F |
| Humidity | 76% |
| Wind | 17.3 mp/h |
| Pressure | 29.8 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Marana, Arizona | 61 |
| 2 | Corpus Christi, Texas | 58 |
| 3 | Detroit, Michigan | 58 |
| 4 | Burns Harbor, Indiana | 57 |
| 5 | Hammond, Indiana | 57 |
| 6 | The Woodlands, Texas | 55 |
| 7 | Chicago, Illinois | 54 |
| 8 | Dundalk, Maryland | 54 |
| 9 | Gary, Indiana | 54 |
| 10 | Harrisburg, Pennsylvania | 54 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
46*
live AQI index
Good
Overview
What is the current air quality in Colchester?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 46* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 11.1*µg/m³ | |
!
PM2.5
x2.2
PM2.5 concentration in Colchester is currently 2.2 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Colchester?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Colchester air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 46 AQI US |  100% | 69.8° 60.8° |  20.1 mp/h |
| Monday, Apr 29 | Good 36 AQI US | 100% | 68° 55.4° | 15.7 mp/h |
| Tuesday, Apr 30 | Good 13 AQI US | 90% | 75.2° 51.8° | 13.4 mp/h |
| Wednesday, May 1 | Good 46 AQI US | 100% | 80.6° 59° | 15.7 mp/h |
| Thursday, May 2 | Good 45 AQI US | 100% | 71.6° 64.4° | 13.4 mp/h |
| Friday, May 3 | Moderate 53 AQI US  | 100% | 73.4° 60.8° | 13.4 mp/h |
| Saturday, May 4 | Good 12 AQI US | 100% | 59° 42.8° | 20.1 mp/h |
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News
The latest air quality news and resources.
Where is the cleanest air quality in Colchester?
No locations are available.
AQI US, Metric