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Air quality in Defiance
Air quality index (AQI) and PM2.5 air pollution in Defiance
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Defiance Air Quality Map
Real-time Defiance air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Defiance today?
 | Index | High | |
 | Tree pollen | Low | |
 | Grass pollen | High | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Defiance?
| Weather | Clear sky |
| Temperature | 57.2°F |
| Humidity | 73% |
| Wind | 3.4 mp/h |
| Pressure | 30.2 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Mecca, California | 88 |
| 2 | Claremont, California | 86 |
| 3 | Corpus Christi, Texas | 84 |
| 4 | Redlands, California | 83 |
| 5 | Pasadena, California | 81 |
| 6 | San Bernardino, California | 80 |
| 7 | San Fernando, California | 80 |
| 8 | Glendale, California | 78 |
| 9 | Glendora, California | 78 |
| 10 | Mount Lebanon, Pennsylvania | 78 |
(local time)
SEE WORLD AQI RANKING
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US AQI
40*
live AQI index
Good
Overview
What is the current air quality in Defiance?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 40* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 7.2*µg/m³ | |
!
PM2.5
x1.4
PM2.5 concentration in Defiance is currently 1.4 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Defiance?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Defiance air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 40 AQI US |  100% | 73.4° 55.4° |  11.2 mp/h |
| Sunday, Jun 2 | Moderate 53 AQI US  | 100% | 69.8° 59° | 13.4 mp/h |
| Monday, Jun 3 | Moderate 52 AQI US |  | 78.8° 57.2° | 6.7 mp/h |
| Tuesday, Jun 4 | Moderate 55 AQI US | 80% | 73.4° 64.4° | 13.4 mp/h |
| Wednesday, Jun 5 | Moderate 56 AQI US | 100% | 77° 62.6° | 17.9 mp/h |
| Thursday, Jun 6 | Good 16 AQI US | 100% | 68° 55.4° | 17.9 mp/h |
| Friday, Jun 7 | Good 9 AQI US | 100% | 53.6° 48.2° | 11.2 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 Defiance?
No locations are available.
AQI US, Metric