Air Quality in Rosemead, United States

Windy
30.7°C · 23.8% humidity
30.7°
Feels 30.7°
36
Good
Air quality is satisfactory. Enjoy outdoor activities.
65 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
17 11am
22
23
36 2pm
32
29
27 5pm
25
24
23 8pm
22
22
22 11pm
22
21
21 2am
21
21
21 5am
21
21
21 8am
21
21
Station readings
17
22
23
23
CAMS model adj -33
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

48h · 2 stn

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

23.8%
Humidity
42.8 km/h
Wind S
1007.1 hPa
Pressure
24.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
36
8.7 µg/m³
PM10
38
41.15 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

48h · 2 stations
PM2.58.7 µg/m³ ✓ WHO
Good
PM1041.15 µg/m³
Good
UV INDEX24.9
Extreme
AD 300×250
8.7
Median
9.01
Average
0.63
Low
14.5
High
PM2.5 µg/m³ · Model: 16.35 · Bias: +7.7
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 2026-07-21T21:52 UTC.