Air Quality in Pomona, United States

Windy
30.5°C · 22.7% humidity
30.5°
Feels 30.5°
45
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast

Nearby Monitoring Stations

AQI Forecast
54 7am
54
54
45 10am
48
49
51 1pm
52
52
53 4pm
53
65
54 7pm
54
54
54 10pm
54
54
54 1am
54
54
66 4am
66
54
AD 728×90

Air Quality Index Trend

48h · 2 stn

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

22.7%
Humidity
49.4 km/h
Wind SSW
1009.8 hPa
Pressure
9.4
UV Very High
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
45
10.85 µg/m³
PM10
25
27.4 µg/m³
050100150200300500

What is the weather forecast for Pomona?

Temperature & Precipitation

PM2.5 Trend

48h · 2 stations
PM2.510.85 µg/m³ ✓ WHO
Good
PM1027.4 µg/m³
Good
UV INDEX9.4
Very High
AD 300×250
Both models agree Avg diff: 3.3°C

Where are air quality stations near Pomona?

153
Glendora-Laurel, Los Angeles
13.4 km PM2.5: 59.4 µg/m³
40
Glendora-Laurel, Los Angeles
13.4 km PM2.5: 9.6 µg/m³
227
Glendora-Laurel, Los Angeles
13.4 km PM2.5: 176.7 µg/m³
168
Glendora-Laurel, Los Angeles
13.4 km PM2.5: 88.4 µg/m³
260
Glendora-Laurel, Los Angeles
13.4 km PM2.5: 210.0 µg/m³

What cities are near Pomona?

54 La Verne 45 Claremont 45 Diamond Bar 45 Chino Hills 54 Chino 54 San Dimas 54 Ontario 54 Upland 45 Walnut 31 Covina
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-21T17:13 UTC.