Air Quality in South El Monte, United States

Windy
30.5°C · 25.0% humidity
30.5°
Feels 30.5°
35
Good
Air quality is satisfactory. Enjoy outdoor activities.
59 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
15 10am
15
20
35 1pm
30
26
24 4pm
22
20
19 7pm
19
18
18 10pm
18
17
17 1am
17
17
17 4am
17
17
17 7am
17
17
Station readings
15
15
20
CAMS model adj -37
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
AD 728×90

Air Quality Index Trend

47h · 2 stn

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

25.0%
Humidity
50.3 km/h
Wind SSW
1009.1 hPa
Pressure
29.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
35
8.49 µg/m³
PM10
38
41.15 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

47h · 2 stations
PM2.58.49 µg/m³ ✓ WHO
Good
PM1041.15 µg/m³
Good
UV INDEX29.9
Extreme
AD 300×250
8.49
Median
8.69
Average
0.53
Low
10.73
High
PM2.5 µg/m³ · Model: 16.35 · Bias: +7.9
07-21
30.5° 22.4°
07-22
31.4° 22.7°
07-23
32.2° 17.9°
0.94 mm
07-24
32.6° 21.7°
07-25
31.3° 20.1°
07-26
34.9° 18.6°
07-27
34.8° 20.4°
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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 2026-07-21T20:17 UTC.