Air Quality in Arcadia, United States

Windy
30.5°C · 25.0% humidity
30.5°
Feels 30.5°
32
Good
Air quality is satisfactory. Enjoy outdoor activities.
41 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
17 10am
17
23
32 1pm
29
26
24 4pm
23
22
22 7pm
21
21
21 10pm
20
20
20 1am
20
20
20 4am
20
20
20 7am
20
20
Station readings
17
17
23
CAMS model adj -34
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

Arcadia'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

Which pollutant is driving the AQI?

PM2.5
32
7.61 µg/m³
PM10▲
56
66.15 µg/m³
050100150200300500

What is the weather forecast for Arcadia?

Temperature & Precipitation

PM2.5 Trend

47h · 2 stations
PM2.57.61 µg/m³ ✓ WHO
Good
PM1066.15 µg/m³
Moderate
UV INDEX29.9
Extreme
AD 300×250
Station readings (41 stations within 25 km)
7.61
Median
8.33
Average
0.53
Low
10.32
High
PM2.5 µg/m³ · Model: 20.3 · Bias: +12.7

What is the 7-day forecast for Arcadia?

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°
Both models agree Avg diff: 4.5°C

Where are air quality stations near Arcadia?

29
united-states-of-america-san-marino-sierra-madre-boulevard
6.1 km 40.7°C 24.0% RH PM2.5: 7.0 µg/m³ PM10: 7.0 µg/m³
2
RBAC Rose Bowl Aquatics Center
11.9 km PM2.5: 0.4 µg/m³ PM10: 0.4 µg/m³
37
Sierra Vista ES (6767)
12.4 km PM2.5: 8.8 µg/m³
39
Loyola Village ES (5014)
12.8 km PM2.5: 9.4 µg/m³
32
San Pascual ES (6493)
12.8 km PM2.5: 7.7 µg/m³
35
Sierra Park ES (6753)
13.9 km PM2.5: 8.5 µg/m³
33
Annandale ES (2151)
14.0 km PM2.5: 8.0 µg/m³
38
El Sereno ES (3562)
14.2 km PM2.5: 9.1 µg/m³
34
Buchanan ES (2603)
15.9 km PM2.5: 8.2 µg/m³
31
Arroyo Seco Museum Science Magnet SPAN (4322)
16.1 km PM2.5: 7.4 µg/m³

What cities are near Arcadia?

32 Monrovia 33 Temple City 32 Duarte 35 Rosemead 35 El Monte 34 San Gabriel 33 Baldwin Park 35 Alhambra 35 South El Monte 30 Altadena
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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 2026-07-21T20:22 UTC.