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 Dayton
Air quality index (AQI) and PM2.5 air pollution in Dayton
264 people follow this city
Dayton Air Quality Map
Real-time Dayton air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Dayton today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Dayton?
| Weather | Broken clouds |
| Temperature | 48.2°F |
| Humidity | 51% |
| Wind | 5 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time Canada city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Toronto, Ontario | 62 |
| 2 | Oshawa, Ontario | 61 |
| 3 | London, Ontario | 56 |
| 4 | Quebec City, Quebec | 55 |
| 5 | Montreal, Quebec | 45 |
| 6 | Mississauga, Ontario | 37 |
| 7 | Hamilton, Ontario | 33 |
| 8 | Laval, Quebec | 33 |
| 9 | Levis, Quebec | 33 |
| 10 | Richmond, British Columbia | 33 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
23*
live AQI index
Good
Overview
What is the current air quality in Dayton?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 23* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 5.7*µg/m³ | |
!
PM2.5
x1.1
PM2.5 concentration in Dayton is currently 1.1 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Dayton?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Dayton air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 23 AQI US | | 48.2° 35.6° |  8.9 mp/h |
| Monday, Apr 29 | Good 38 AQI US |  70% | 51.8° 42.8° | 17.9 mp/h |
| Tuesday, Apr 30 | Good 8 AQI US | | 48.2° 37.4° | 15.7 mp/h |
| Wednesday, May 1 | Good 5 AQI US | 50% | 50° 39.2° | 6.7 mp/h |
| Thursday, May 2 | Good 6 AQI US |  | 51.8° 39.2° | 11.2 mp/h |
| Friday, May 3 | Good 7 AQI US | | 51.8° 39.2° | 11.2 mp/h |
| Saturday, May 4 | Good 5 AQI US | | 48.2° 39.2° | 8.9 mp/h |
| Sunday, May 5 | Good 10 AQI US | | 50° 42.8° | 4.5 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
Where is the cleanest air quality in Dayton?
No locations are available.
AQI US, Metric