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 Winchester
Air quality index (AQI) and PM2.5 air pollution in Winchester
47 people follow this city
Winchester Air Quality Map
Real-time Winchester air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Winchester today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Winchester?
| Weather | Few clouds |
| Temperature | 71.6°F |
| Humidity | 75% |
| Wind | 17.3 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Corpus Christi, Texas | 62 |
| 2 | Harrisburg, Pennsylvania | 62 |
| 3 | Lancaster, Pennsylvania | 59 |
| 4 | The Woodlands, Texas | 59 |
| 5 | Carlisle, Pennsylvania | 58 |
| 6 | Elizabethtown, Pennsylvania | 58 |
| 7 | Galveston, Texas | 58 |
| 8 | Kalamazoo, Michigan | 57 |
| 9 | Allentown, Pennsylvania | 55 |
| 10 | Ann Arbor, Michigan | 52 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
44*
live AQI index
Good
Overview
What is the current air quality in Winchester?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 44* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 10.6*µg/m³ | |
!
PM2.5
x2.1
PM2.5 concentration in Winchester is currently 2.1 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Winchester?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Winchester air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 44 AQI US |  80% | 73.4° 66.2° |  15.7 mp/h |
| Monday, Apr 29 | Good 42 AQI US | 100% | 75.2° 59° | 8.9 mp/h |
| Tuesday, Apr 30 | Good 40 AQI US |  | 82.4° 55.4° | 8.9 mp/h |
| Wednesday, May 1 | Good 43 AQI US | 50% | 87.8° 62.6° | 8.9 mp/h |
| Thursday, May 2 | Good 45 AQI US | 100% | 82.4° 64.4° | 15.7 mp/h |
| Friday, May 3 | Moderate 53 AQI US  | 100% | 66.2° 51.8° | 13.4 mp/h |
| Saturday, May 4 | Good 12 AQI US | | 71.6° 48.2° | 6.7 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
Where is the cleanest air quality in Winchester?
No locations are available.
AQI US, Metric