Get a monitor and contributor to air quality data in your city.
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Foster City
Air quality index (AQI) and PM2.5 air pollution in Foster City
27.2K people follow this city
Foster City Air Quality Map
Real-time Foster City air pollution map
AIR QUALITY DATA CONTRIBUTORS
Anonymous contributor
See all
Pollen
What is the pollen count in Foster City today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Foster City?
| Weather | Scattered clouds |
| Temperature | 59°F |
| Humidity | 70% |
| Wind | 8.1 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Edmond, Oklahoma | 78 |
| 2 | Oklahoma City, Oklahoma | 77 |
| 3 | Tampa, Florida | 76 |
| 4 | Corpus Christi, Texas | 67 |
| 5 | Wichita, Kansas | 67 |
| 6 | Tulsa, Oklahoma | 66 |
| 7 | San Antonio, Texas | 63 |
| 8 | Boerne, Texas | 62 |
| 9 | Ann Arbor, Michigan | 60 |
| 10 | Dayton, Ohio | 60 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Foster City aqi ranking
Real-time Foster City air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Niantic Drive | 11 |
| 2 | 1998 Beach Park Boulevard | 10 |
| 3 | Ketch Park | 8 |
| 4 | Sea Spray Lane | 7 |
| 5 | Shad Park | 7 |
| 6 | Beach Park Boulevard | 6 |
(local time)
SEE WORLD AQI RANKING
US AQI
8
live AQI index
Good
Overview
What is the current air quality in Foster City?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 8 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 1.9µg/m³ | |
✓
PM2.5 concentration in Foster City air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Foster City?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Foster City air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Wednesday, Apr 24 | Good 10 AQI US | | 60.8° 51.8° |  15.7 mp/h |
| Thursday, Apr 25 | Good 5 AQI US |  | 60.8° 50° | 20.1 mp/h |
| Friday, Apr 26 | Good 6 AQI US | | 62.6° 50° | 13.4 mp/h |
| Today | Good 8 AQI US | | 62.6° 50° | 13.4 mp/h |
| Sunday, Apr 28 | Good 14 AQI US |  | 62.6° 50° | 15.7 mp/h |
| Monday, Apr 29 | Good 16 AQI US | | 62.6° 46.4° | 11.2 mp/h |
| Tuesday, Apr 30 | Good 20 AQI US | | 64.4° 46.4° | 8.9 mp/h |
| Wednesday, May 1 | Good 18 AQI US | | 64.4° 48.2° | 6.7 mp/h |
| Thursday, May 2 | Good 12 AQI US | | 68° 48.2° | 8.9 mp/h |
| Friday, May 3 | Good 14 AQI US |  | 64.4° 50° | 6.7 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
Foster City air quality data attribution
6Contributors
- 6 Anonymous contributors
6 stations
6 Anonymous Contributors
1 Data source
Data validated and calibrated by IQAirWhere is the cleanest air quality in Foster City?
AQI US, Metric