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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 | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Palo Alto?
| Weather | Broken clouds |
| Temperature | 62.6°F |
| Humidity | 81% |
| Wind | 7.4 mp/h |
| Pressure | 29.8 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Mecca, California | 92 |
| 2 | Three Rivers, Oregon | 84 |
| 3 | San Bernardino, California | 81 |
| 4 | Yucaipa, California | 80 |
| 5 | Shreveport, Louisiana | 75 |
| 6 | Santa Clarita, California | 74 |
| 7 | Apple Valley, Minnesota | 73 |
| 8 | Edina, Minnesota | 71 |
| 9 | Redlands, California | 70 |
| 10 | Ashtabula, Ohio | 69 |
(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 Palo Alto?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 48* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 8.8*µg/m³ | |
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PM2.5
x1.8
PM2.5 concentration in Palo Alto is currently 1.8 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Palo Alto?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Palo Alto air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 48 AQI US |  100% | 62.6° 53.6° |  6.7 mp/h |
| Thursday, May 16 | Good 33 AQI US |  | 71.6° 50° | 11.2 mp/h |
| Friday, May 17 | Good 45 AQI US | | 69.8° 50° | 6.7 mp/h |
| Saturday, May 18 | Moderate 59 AQI US  | 40% | 59° 51.8° | 4.5 mp/h |
| Sunday, May 19 | Good 46 AQI US | | 64.4° 50° | 11.2 mp/h |
| Monday, May 20 | Good 29 AQI US | | 66.2° 44.6° | 8.9 mp/h |
| Tuesday, May 21 | Good 37 AQI US | | 69.8° 44.6° | 8.9 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 Palo Alto?
No locations are available.
AQI US, Metric