Winchester air quality · Virginia, United States
Healthy air supports better stamina during outdoor workouts
US AQI 22 (Good) in Winchester, from 1 AirNow monitoring station. Main pollutant: PM2.5.
Updated
Pollutants in Winchester
- PM2.522AQI
- PM1010AQI
- Ozone7AQI
US values are per-pollutant AQI from the highest-reading monitor near Winchester (REST - LESTER BUILDING SYSTEMS).
Is it safe outside in Winchester right now?
Air quality is satisfactory and poses little or no risk.
Walking and commuting
Go aheadEnjoy it.
Running and jogging
Go aheadA great time to run outdoors.
Cycling
Go aheadRide freely.
Children playing outside
Go aheadNo limits.
Older adults and heart or lung conditions
Go aheadNo limits.
Open windows
Go aheadAir out your home.
Mask outdoors
Not neededNot needed.
Air purifier indoors
Not neededNot needed.
Based on the US EPA Air Quality Guide, applied to the current US AQI category. If you have symptoms, follow your doctor's advice.
What US AQI 0–50 means for your health →
Winchester air quality history
Daily average, 36 days- 29average daily US AQI over 36 days
- 53worst day, 14 October
- 15cleanest day, 12 October
- 0days at Unhealthy or worse
The last 7 days averaged 32, worse than the week before (25). 34 of the last 36 days were Good.
Weather in Winchester
No active National Weather Service alerts for Winchester.
| Day | Forecast | High | Low | Rain |
|---|---|---|---|---|
| Mon 19 | Sunny | 64°F | 43°F | 0% |
| Tue 20 | Sunny | 66°F | 39°F | 0% |
| Wed 21 | Sunny | 64°F | 37°F | 1% |
| Thu 22 | Sunny | 66°F | 43°F | 0% |
| Fri 23 | Sunny | 63°F | 37°F | 0% |
| Sat 24 | Sunny | 59°F | 37°F | 0% |
| Sun 25 | Sunny | 64°F | 43°F | 0% |
National Weather Service forecast. All US weather alerts →
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Winchester air quality: common questions
What is the AQI in Winchester right now?
The US AQI in Winchester is 22 (Good). The main pollutant is PM2.5.
Is it safe to go outside in Winchester today?
A great time to be outside. Air quality is satisfactory and poses little or no risk. For runners: A great time to run outdoors.
How has air quality in Winchester been recently?
Over the last 36 days with data, Winchester averaged US AQI 29. The worst day was 14 October at 53; the cleanest was 12 October at 15. 0 days were at Unhealthy or worse.
Where does Winchester's air quality data come from?
From US EPA AirNow, using 1 monitoring station in and around the city. Good Air does not estimate or adjust these readings.
Source: US EPA AirNow. Readings are published by the monitoring agency and may be revised.