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Air quality in Foster City
Air quality index (AQI) and PM2.5 air pollution in Foster City
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Foster City Air Quality Map
Real-time Foster City air pollution map
AIR QUALITY DATA CONTRIBUTORS
Anonymous contributor
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Pollen
What is the pollen count in Foster City today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | None | |
 | Weed pollen | None |
Weather
What is the current weather in Foster City?
| Weather | Clear sky |
| Temperature | 68°F |
| Humidity | 62% |
| Wind | 21.9 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Boerne, Texas | 79 |
| 2 | Porterville, California | 79 |
| 3 | Anchorage, Alaska | 78 |
| 4 | San Antonio, Texas | 77 |
| 5 | Georgetown, Texas | 71 |
| 6 | Leander, Texas | 71 |
| 7 | Three Rivers, California | 70 |
| 8 | Round Rock, Texas | 66 |
| 9 | Springville, California | 66 |
| 10 | Midlothian, Texas | 63 |
(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 | 27 |
| 2 | Ketch Park | 26 |
| 3 | 1998 Beach Park Boulevard | 25 |
| 4 | Sea Spray Lane | 25 |
| 5 | Shad Park | 24 |
(local time)
SEE WORLD AQI RANKING
US AQI
25
live AQI index
Good
Overview
What is the current air quality in Foster City?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 25 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 6.2µg/m³ | |
!
PM2.5
x1.2
PM2.5 concentration in Foster City is currently 1.2 times 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 |
|---|---|---|---|---|
| Tuesday, Apr 16 | Good 20 AQI US |  | 73.4° 53.6° |  6.7 mp/h |
| Wednesday, Apr 17 | Good 20 AQI US | | 68° 53.6° | 6.7 mp/h |
| Wednesday, Apr 17 | Good 30 AQI US | | 68° 53.6° | 6.7 mp/h |
| Today | Good 25 AQI US | | 66.2° 51.8° | 6.7 mp/h |
| Friday, Apr 19 | Good 20 AQI US | | 66.2° 50° | 8.9 mp/h |
| Saturday, Apr 20 | Good 14 AQI US |  | 66.2° 50° | 6.7 mp/h |
| Sunday, Apr 21 | Good 26 AQI US | | 71.6° 53.6° | 6.7 mp/h |
| Monday, Apr 22 | Good 17 AQI US | | 60.8° 50° | 13.4 mp/h |
| Tuesday, Apr 23 | Good 15 AQI US | | 59° 46.4° | 13.4 mp/h |
| Wednesday, Apr 24 | Good 11 AQI US | | 59° 46.4° | 11.2 mp/h |
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News
The latest air quality news and resources.
Foster City air quality data attribution
5Contributors
- 5 Anonymous contributors
5 stations
5 Anonymous Contributors
1 Data source
Data validated and calibrated by IQAirWhere is the cleanest air quality in Foster City?
AQI US, Metric