Air Quality in Santa Monica, United States

Partly Cloudy
28.8°C · 51.9% humidity
28.8°
Feels 31.6°
37
Good
Air quality is satisfactory. Enjoy outdoor activities.
149 stations

Nearby Monitoring Stations

AQI Forecast
83 5am
83
83
37 8am
50
59
49 11am
54
57
60 2pm
62
63
64 5pm
52
53
53 8pm
53
54
54 11pm
54
54
54 2am
54
66
AD 728×90

Air Quality Index Trend

45h · 228 stn

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

51.9%
Humidity
24.4 km/h
Wind SSW
1016.3 hPa
Pressure
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
37
8.79 µg/m³
PM10
63
79.9 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

45h · 228 stations
PM2.58.79 µg/m³ ✓ WHO
Good
PM1079.9 µg/m³
Moderate
UV INDEX2.2
Moderate
AD 300×250
8.79
Median
9.06
Average
3.1
Low
17.57
High
PM2.5 µg/m³ · Model: 27.1 · Bias: +18.3
09-05
31.4° 25.6°
09-06
37.1° 23.5°
09-07
37.6° 22.8°
09-08
34.0° 19.5°
09-09
36.6° 20.4°
09-10
34.9° 18.9°
09-11
42.2° 21.9°
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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 2026-09-05T15:10 UTC.