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World USA California San Luis Obispo

Air quality in San Luis Obispo

Air quality index (AQI) and PM2.5 air pollution in San Luis Obispo

Last update at 03:00, Apr 29 (local time)

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San Luis Obispo Air Quality Map

Real-time San Luis Obispo air pollution map

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	Index	High
	Tree pollen	High
	Grass pollen	Low
	Weed pollen	None

Source: tomorrow.io

See pollen forecast

Weather

What is the current weather in San Luis Obispo?

Weather	Clear sky
Temperature	51.8°F
Humidity	83%
Wind	11.5 mp/h
Pressure	29.9 Hg

live aqi city ranking

Real-time USA city ranking

#	city	US AQI
1	Corpus Christi, Texas	75
2	San Antonio, Texas	75
3	Lancaster, Pennsylvania	71
4	New Braunfels, Texas	70
5	Buffalo, New York	68
6	Allentown, Pennsylvania	67
7	Braddock, Pennsylvania	66
8	West Mifflin, Pennsylvania	66
9	Casa Grande, Arizona	65
10	Camden, New Jersey	63

03:00, Apr 29 (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	King Street	22
2	Donegal Drive	18
3	Baywood Way	16
4	Montrose Drive	16
5	CARB - Cal Poly	14
6	SLO-Roberto	14
7	Via Laguna Vista	12
8	Hays Street	11
9	San Vincenzo Drive	11
10	Chaparral Circle	10

03:00, Apr 29 (local time)

SEE WORLD AQI RANKING

US AQI

10

live AQI index
Good

Human face indicating AQI level

Overview

What is the current air quality in San Luis Obispo?

Air pollution level	Air quality index	Main pollutant
Good	10 US AQI	PM2.5

Pollutants		Concentration
PM2.5		2.4µg/m³
PM10		3µg/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
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Forecast

San Luis Obispo air quality index (AQI) forecast

Day	Pollution level	Weather	Temperature	Wind
Friday, Apr 26	Good 9 AQI US		64.4° 46.4°	13.4 mp/h
Saturday, Apr 27	Good 13 AQI US		69.8° 51.8°	13.4 mp/h
Sunday, Apr 28	Good 14 AQI US		68° 50°	13.4 mp/h
Today	Good 10 AQI US		68° 50°	13.4 mp/h
Tuesday, Apr 30	Good 19 AQI US		71.6° 51.8°	13.4 mp/h
Wednesday, May 1	Good 16 AQI US		73.4° 51.8°	11.2 mp/h
Thursday, May 2	Good 16 AQI US		73.4° 53.6°	6.7 mp/h
Friday, May 3	Good 10 AQI US		68° 50°	6.7 mp/h
Saturday, May 4	Good 11 AQI US		60.8° 50°	4.5 mp/h
Sunday, May 5	Good 13 AQI US	100%	62.6° 50°	13.4 mp/h

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San Luis Obispo air quality data attribution

17Contributors

Government Contributor

California Air Resources Board (CARB)
2 stations

16 Anonymous Contributors

16 Anonymous contributors
16 stations

3 Data sources

Data validated and calibrated by IQAir

Data validated and calibrated by IQAir

Where is the cleanest air quality in San Luis Obispo?

San Luis Obispo air pollution by location

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