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Air quality in National City
Air quality index (AQI) and PM2.5 air pollution in National City
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National City Air Quality Map
Real-time National City air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in National City today?
 | Index | None | |
 | Tree pollen | None | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in National City?
| Weather | Scattered clouds |
| Temperature | 68°F |
| Humidity | 67% |
| Wind | 15 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Kennewick, Washington | 147 |
| 2 | Corpus Christi, Texas | 128 |
| 3 | Indio, California | 92 |
| 4 | Houston, Texas | 89 |
| 5 | Mecca, California | 86 |
| 6 | Galena Park, Texas | 85 |
| 7 | Yucaipa, California | 84 |
| 8 | Pasadena, Texas | 83 |
| 9 | Channelview, Texas | 82 |
| 10 | San Bernardino, California | 82 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
48*
live AQI index
Good
Overview
What is the current air quality in National City?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 48* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 8.7*µg/m³ | |
!
PM2.5
x1.7
PM2.5 concentration in National City is currently 1.7 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in National City?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
National City air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Wednesday, May 15 | Good 48 AQI US | | 68° 59° |  11.2 mp/h |
| Today | Good 48 AQI US |  | 69.8° 60.8° | 8.9 mp/h |
| Friday, May 17 | Good 31 AQI US | | 68° 59° | 8.9 mp/h |
| Saturday, May 18 | Good 32 AQI US | | 66.2° 59° | 8.9 mp/h |
| Sunday, May 19 | Good 41 AQI US | | 64.4° 57.2° | 11.2 mp/h |
| Monday, May 20 | Good 21 AQI US | | 66.2° 57.2° | 8.9 mp/h |
| Tuesday, May 21 | Good 31 AQI US |  | 68° 59° | 8.9 mp/h |
| Wednesday, May 22 | Good 49 AQI US | | 64.4° 59° | 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 National City?
No locations are available.
AQI US, Metric