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Air quality near 20th and Ulloa, San Francisco
Air quality index (AQI) and PM2.5 air pollution near 20th and Ulloa, San Francisco
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Air Quality Map
Real-time 20th and Ulloa air pollution map
AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesPollen
What is the pollen count in 20th and Ulloa today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather near 20th and Ulloa, San Francisco?
| Weather | Few clouds |
| Temperature | 41°F |
| Humidity | 79% |
| Wind | 8.1 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Palm Desert, California | 94 |
| 2 | San Antonio, Texas | 74 |
| 3 | Indio, California | 72 |
| 4 | Austin, Texas | 69 |
| 5 | Coachella, California | 68 |
| 6 | Georgetown, Texas | 67 |
| 7 | Boerne, Texas | 65 |
| 8 | Corpus Christi, Texas | 65 |
| 9 | Round Rock, Texas | 63 |
| 10 | New Braunfels, Texas | 62 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live aqi station ranking
Real-time San Francisco air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | 23rd Street & 3rd Street | 28 |
| 2 | Potrero Hill 2 | 24 |
| 3 | House Guerrero | 23 |
| 4 | Outer Sunset 4 | 22 |
| 5 | Downey Street | 21 |
| 6 | Mission District 2 | 20 |
| 7 | Baker Beach | 19 |
| 8 | Shore View Ave | 17 |
| 9 | St Helena Cooperative Nursery School | 17 |
| 10 | The Little School | 16 |
(local time)
SEE WORLD AQI RANKING
US AQI
24
live AQI index
Good
Overview
What is the current air quality near 20th and Ulloa, San Francisco?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 24 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 5.8µg/m³ | |
Health Recommendations
What is the current air quality near 20th and Ulloa, San Francisco?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
20th and Ulloa, San Francisco air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Monday, Feb 27 | Good 12 AQI US |  100% | 46.4° 41° |  29.1 mp/h |
| Tuesday, Feb 28 | Good 10 AQI US | 100% | 48.2° 42.8° | 20.1 mp/h |
| Wednesday, Mar 1 | Good 9 AQI US | 70% | 50° 41° | 20.1 mp/h |
| Thursday, Mar 2 | Good 7 AQI US |  | 50° 41° | 8.9 mp/h |
| Friday, Mar 3 | Good 9 AQI US | | 50° 42.8° | 6.7 mp/h |
| Saturday, Mar 4 | Good 7 AQI US | 100% | 50° 44.6° | 26.8 mp/h |
| Sunday, Mar 5 | Good 8 AQI US | 100% | 48.2° 42.8° | 15.7 mp/h |
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News
The latest air quality news and resources.
20th and Ulloa air quality data attribution
Contributor
Anonymous Contributor
Data source
Data validated and calibrated by IQAirWhere is the cleanest air quality in San Francisco?
No locations are available.
AQI US, Metric