Air Quality in San Luis Obispo, United States
Windy
14.2°C · 54.0% humidity
14.2°
Feels 14.2°
38
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model
Nearby Monitoring Stations
San Luis Obispo's air quality — share it
AQI Forecast
34
9pm
34
27
38
12am
35
31
29
3am
28
27
26
6am
26
26
26
9am
25
25
25
12pm
25
25
25
3pm
25
25
25
6pm
25
25
San Luis Obispo's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
54.0%
Humidity
47.4 km/h
Wind NNW
1013.8 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
9.05 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for San Luis Obispo?
Temperature & Precipitation
PM2.59.05 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for San Luis Obispo?
06-09
18.0° 13.4°
06-10
23.1° 12.6°
06-11
21.7° 13.5°
06-12
19.3° 11.8°
06-13
23.3° 11.8°
06-14
25.1° 12.2°
06-15
18.4° 12.3°
Both models agree
Avg diff: 3.8°C
Where are air quality stations near San Luis Obispo?
38
Atascadero-Lewis Avenue, San Luis Obispo, California
53
Atascadero-Lewis Avenue, San Luis Obispo, California
What cities are near San Luis Obispo?
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-06-09T07:32 UTC.