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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 | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in San Luis Obispo?
| Weather | Few clouds |
| Temperature | 53.6°F |
| Humidity | 84% |
| Wind | 8.1 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Corpus Christi, Texas | 106 |
| 2 | Fort Worth, Texas | 103 |
| 3 | Lewisville, Texas | 103 |
| 4 | Georgetown, Texas | 95 |
| 5 | Denton, Texas | 94 |
| 6 | New Braunfels, Texas | 93 |
| 7 | Dallas, Texas | 92 |
| 8 | Midlothian, Texas | 92 |
| 9 | Round Rock, Texas | 89 |
| 10 | San Antonio, 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 | SLO-Roberto | 55 |
| 2 | CARB - Cal Poly | 52 |
| 3 | Montrose Drive | 51 |
| 4 | Donegal Drive | 49 |
| 5 | Baywood Way | 46 |
| 6 | Broad St | 44 |
| 7 | Jaycee Drive | 42 |
| 8 | Chaparral Circle | 40 |
| 9 | Cornus Court | 38 |
| 10 | Righetti Road | 36 |
(local time)
SEE WORLD AQI RANKING
Spotlight
There is a fire near Lake Nacimiento. Protect yourself from wildfire smoke and follow health recommendations. Click here.
US AQI
37
live AQI index
Good
Overview
What is the current air quality in San Luis Obispo?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 37 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 6.7µg/m³ | |
| PM10 | 28µg/m³ | |
!
PM2.5
x1.3
PM2.5 concentration in San Luis Obispo is currently 1.3 times 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 |
|---|---|---|---|---|
| Saturday, May 18 | Good 16 AQI US |  | 64.4° 50° |  8.9 mp/h |
| Sunday, May 19 | Good 26 AQI US |  | 62.6° 48.2° | 8.9 mp/h |
| Monday, May 20 | Good 31 AQI US | | 66.2° 48.2° | 8.9 mp/h |
| Today | Good 37 AQI US | | 66.2° 51.8° | 6.7 mp/h |
| Wednesday, May 22 | Good 29 AQI US | | 64.4° 48.2° | 6.7 mp/h |
| Thursday, May 23 | Good 24 AQI US |  | 60.8° 48.2° | 11.2 mp/h |
| Friday, May 24 | Good 19 AQI US | | 62.6° 48.2° | 11.2 mp/h |
| Saturday, May 25 | Good 16 AQI US | | 66.2° 46.4° | 8.9 mp/h |
| Sunday, May 26 | Good 23 AQI US | | 68° 50° | 6.7 mp/h |
| Monday, May 27 | Moderate 61 AQI US  | | 69.8° 50° | 6.7 mp/h |
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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?
- Hays Street 13
- King Street 19
- 3663 See Canyon Road 22
- 900-998 County Road 306 26
- 4446-4498 Sunflower Way 32
- San Luis Obispo, Meadow Street 32
- Via Laguna Vista 33
- Black Walnut Road 35
- Righetti Road 36
- Cornus Court 38
- Chaparral Circle 40
- Jaycee Drive 42
- Broad St 44
- Baywood Way 46
- Donegal Drive 49
- Montrose Drive 51
- CARB - Cal Poly 52
- SLO-Roberto 55
AQI US, Metric