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Air quality in San Luis Obispo
Air quality index (AQI) and PM2.5 air pollution in San Luis Obispo
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San Luis Obispo Air Quality Map
Real-time San Luis Obispo air pollution map
AIR QUALITY DATA CONTRIBUTORS
17 Contributors
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Pollen
What is the pollen count in San Luis Obispo today?
 | Index | High | |
 | Tree pollen | Low | |
 | Grass pollen | High | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in San Luis Obispo?
| Weather | Clear sky |
| Temperature | 66.2°F |
| Humidity | 67% |
| Wind | 4.6 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  New Braunfels, Texas | 131 |
| 2 | Corpus Christi, Texas | 118 |
| 3 | San Antonio, Texas | 117 |
| 4 | Boerne, Texas | 113 |
| 5 | Midlothian, Texas | 108 |
| 6 | Austin, Texas | 98 |
| 7 | Houston, Texas | 97 |
| 8 | Georgetown, Texas | 92 |
| 9 | Round Rock, Texas | 90 |
| 10 | Galena Park, Texas | 89 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live San Luis Obispo aqi ranking
Real-time San Luis Obispo air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | CARB - Cal Poly | 33 |
| 2 | 900-998 County Road 306 | 31 |
| 3 | Donegal Drive | 28 |
| 4 | Baywood Way | 27 |
| 5 | Chaparral Circle | 27 |
| 6 | Jaycee Drive | 27 |
| 7 | Righetti Road | 27 |
| 8 | Broad St | 26 |
| 9 | Black Walnut Road | 25 |
| 10 | Montrose Drive | 25 |
(local time)
SEE WORLD AQI RANKING
US AQI
25
live AQI index
Good
Overview
What is the current air quality in San Luis Obispo?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 25 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 4.5µg/m³ | |
| PM10 | 12µg/m³ | |
✓
PM2.5 concentration in San Luis Obispo air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in San Luis Obispo?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
San Luis Obispo air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Thursday, May 23 | Good 26 AQI US |  | 60.8° 48.2° |  11.2 mp/h |
| Friday, May 24 | Good 9 AQI US | | 64.4° 50° | 11.2 mp/h |
| Saturday, May 25 | Good 16 AQI US | | 66.2° 50° | 8.9 mp/h |
| Today | Good 25 AQI US | | 66.2° 50° | 8.9 mp/h |
| Monday, May 27 | Good 29 AQI US |  | 66.2° 50° | 8.9 mp/h |
| Tuesday, May 28 | Moderate 58 AQI US  | | 68° 50° | 8.9 mp/h |
| Wednesday, May 29 | Moderate 62 AQI US | | 73.4° 53.6° | 13.4 mp/h |
| Thursday, May 30 | Moderate 54 AQI US | | 71.6° 51.8° | 6.7 mp/h |
| Friday, May 31 | Good 33 AQI US | | 68° 50° | 6.7 mp/h |
| Saturday, Jun 1 | Good 23 AQI US | | 68° 51.8° | 6.7 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
San Luis Obispo air quality data attribution
17Contributors
- California Air Resources Board (CARB)
2 stations
Government Contributor
- 16 Anonymous contributors
16 stations
16 Anonymous Contributors
3 Data sources
Data validated and calibrated by IQAirWhere is the cleanest air quality in San Luis Obispo?
- 3663 See Canyon Road 8
- Hays Street 14
- 4446-4498 Sunflower Way 20
- King Street 20
- Via Laguna Vista 20
- Cornus Court 21
- SLO-Roberto 21
- San Luis Obispo, Meadow Street 21
- Black Walnut Road 25
- Montrose Drive 25
- Broad St 26
- Baywood Way 27
- Chaparral Circle 27
- Jaycee Drive 27
- Righetti Road 27
- Donegal Drive 28
- 900-998 County Road 306 31
- CARB - Cal Poly 33
AQI US, Metric