Air Quality in West Covina, United States

Windy
30.1°C · 16.7% humidity
30.1°
Feels 30.1°
20
Good
Air quality is satisfactory. Enjoy outdoor activities.
18 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
1 11am
1
21
20 2pm
21
21
21 5pm
1
1
21 8pm
21
21
21 11pm
21
21
21 2am
21
21
21 5am
21
21
21 8am
21
21
Station readings
4
4
12
17
CAMS model adj -33
34
34
54
54
54
54
54
34
34
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
AD 728×90

Air Quality Index Trend

38h · 1 stn

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

16.7%
Humidity
47.4 km/h
Wind SSW
1011.5 hPa
Pressure
19.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
20
4.83 µg/m³
PM10
25
27.4 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

38h · 1 station
PM2.54.83 µg/m³ ✓ WHO
Good
PM1027.4 µg/m³
Good
UV INDEX19.9
Extreme
AD 300×250
4.83
Median
4.92
Average
0.3
Low
7.4
High
PM2.5 µg/m³ · Model: 13.5 · Bias: +8.7
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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 2026-05-28T21:47 UTC.