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Air quality in Palo Alto
Air quality index (AQI) and PM2.5 air pollution in Palo Alto
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Palo Alto Air Quality Map
Real-time Palo Alto air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Palo Alto today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Palo Alto?
| Weather | Clear sky |
| Temperature | 60.8°F |
| Humidity | 95% |
| Wind | 0.9 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Silverton, Colorado | 108 |
| 2 | Palm Desert, California | 79 |
| 3 | Boerne, Texas | 78 |
| 4 | Baton Rouge, Louisiana | 69 |
| 5 | Corpus Christi, Texas | 67 |
| 6 | San Antonio, Texas | 67 |
| 7 | Barstow, California | 66 |
| 8 | New Braunfels, Texas | 66 |
| 9 | Port Arthur, Texas | 65 |
| 10 | Pahrump, Nevada | 64 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
59*
live AQI index
Moderate
Overview
What is the current air quality in Palo Alto?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 59* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 13.6*µg/m³ | |
!
PM2.5
x2.7
PM2.5 concentration in Palo Alto is currently 2.7 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Palo Alto?
 | Sensitive groups should reduce outdoor exercise |
 | Close your windows to avoid dirty outdoor air GET A MONITOR |
 | Sensitive groups should wear a mask outdoors GET A MASK |
 | Sensitive groups should run an air purifier GET AN AIR PURIFIER |
Forecast
Palo Alto air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Monday, May 20 | Moderate 68 AQI US |  | 73.4° 53.6° |  4.5 mp/h |
| Tuesday, May 21 | Moderate 71 AQI US |  | 77° 53.6° | 6.7 mp/h |
| Wednesday, May 22 | Moderate 65 AQI US |  100% | 80.6° 57.2° | 8.9 mp/h |
| Thursday, May 23 | Moderate 61 AQI US | 100% | 75.2° 57.2° | 8.9 mp/h |
| Friday, May 24 | Good 30 AQI US  |  | 73.4° 50° | 6.7 mp/h |
| Saturday, May 25 | Good 43 AQI US | 30% | 68° 53.6° | 6.7 mp/h |
| Sunday, May 26 | Moderate 73 AQI US | 80% | 59° 51.8° | 8.9 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Where is the cleanest air quality in Palo Alto?
No locations are available.
AQI US, Metric