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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 | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Colchester?
| Weather | Clear sky |
| Temperature | 68°F |
| Humidity | 83% |
| Wind | 12.7 mp/h |
| Pressure | 29.7 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  San Antonio, Texas | 137 |
| 2 | Boerne, Texas | 129 |
| 3 | Austin, Texas | 123 |
| 4 | New Braunfels, Texas | 122 |
| 5 | Leander, Texas | 115 |
| 6 | Georgetown, Texas | 114 |
| 7 | Round Rock, Texas | 114 |
| 8 | Cedar Park, Texas | 108 |
| 9 | Lewisville, Texas | 107 |
| 10 | Fort Worth, Texas | 104 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
51*
live AQI index
Moderate
Overview
What is the current air quality in Colchester?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 51* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 9.4*µg/m³ | |
!
PM2.5
x1.9
PM2.5 concentration in Colchester is currently 1.9 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Colchester?
 | Sensitive groups should reduce outdoor exercise |
 | Close your windows to avoid dirty outdoor air GET A MONITOR |
 | Sensitive groups should wear a mask outdoors GET A MASK |
 | Sensitive groups should run an air purifier GET AN AIR PURIFIER |
Forecast
Colchester air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Thursday, May 23 | Moderate 51 AQI US |  100% | 77° 57.2° |  17.9 mp/h |
| Today | Moderate 51 AQI US | | 73.4° 48.2° | 11.2 mp/h |
| Saturday, May 25 | Good 36 AQI US  | 100% | 78.8° 60.8° | 17.9 mp/h |
| Sunday, May 26 | Good 46 AQI US | 100% | 71.6° 51.8° | 11.2 mp/h |
| Monday, May 27 | Good 12 AQI US | 90% | 69.8° 53.6° | 15.7 mp/h |
| Tuesday, May 28 | Good 8 AQI US |  | 62.6° 46.4° | 11.2 mp/h |
| Wednesday, May 29 | Good 9 AQI US | | 68° 46.4° | 6.7 mp/h |
| Thursday, May 30 | Good 12 AQI US | | 69.8° 50° | 6.7 mp/h |
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News
The latest air quality news and resources.
How to best protect from air pollution?
Where is the cleanest air quality in Colchester?
No locations are available.
AQI US, Metric