Air Quality in San Luis, United States

Clear
35.5°C · 38.2% humidity
35.5°
Feels 35.5°
25
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model

Nearby Monitoring Stations

AQI Forecast
54 6am
54
54
25 9am
33
39
43 12pm
46
49
50 3pm
51
52
53 6pm
33
33
33 9pm
34
27
27 12am
27
34
34 3am
34
54
AD 728×90

Air Quality Index Trend

27h · 1 stn

San Luis's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

38.2%
Humidity
15.8 km/h
Wind SSW
1012.8 hPa
Pressure
7.9
UV Very High
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
25
6.12 µg/m³
PM10▲
63
79.9 µg/m³
050100150200300500

What is the weather forecast for San Luis?

Temperature & Precipitation

PM2.5 Trend

27h · 1 station
PM2.56.12 µg/m³ ✓ WHO
Good
PM1079.9 µg/m³
Moderate
UV INDEX7.9
Very High
AD 300×250
Both models agree Avg diff: 3.8°C

Where are air quality stations near San Luis?

59
Yuma Supersite, Arizona, USA
27.5 km PM2.5: 15.9 µg/m³

What cities are near San Luis?

26 San Luis Río Colorado 59 Somerton 59 Yuma 27 Guadalupe Victoria 59 Fortuna Foothills 42 Puebla 54 Mexicali 54 Calexico 54 Santa Isabel 45 El Centro
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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 2026-09-05T16:24 UTC.