Air Quality in Brentwood, United States
Clear
34.9°C · 34.5% humidity
34.9°
Feels 34.9°
58
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
1 station
Nearby Monitoring Stations
AQI Forecast
27
12pm
27
34
58
3pm
51
66
63
6pm
60
39
37
9pm
36
36
35
12am
35
35
34
3am
34
34
34
6am
34
34
34
9am
27
27
Air Quality Index Trend
48h · 2 stnBrentwood's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration. Current PM2.5 concentration in Brentwood is 1.0× the WHO 24-hour guideline of 15 µg/m³.
34.5%
Humidity
35.3 km/h
Wind NE
1010.1 hPa
Pressure
14.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
15.4 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Brentwood?
Temperature & Precipitation
PM2.5 Trend
48h · 2 stationsPM2.515.4 µg/m³
✓ WHO
Moderate
PM1020.55 µg/m³
Good
UV INDEX14.9
Extreme
Station readings (1 station within 25 km)
15.4
Median
15.4
Average
15.4
Low
15.4
High
PM2.5 µg/m³ · Model: 7.1 · Bias: -8.3
What is the 7-day forecast for Brentwood?
07-21
34.9° 23.5°
1.19 mm
07-22
28.3° 23.5°
2.31 mm
07-23
23.0° 19.4°
4.12 mm
07-24
28.9° 18.7°
5.69 mm
07-25
32.5° 21.3°
0.75 mm
07-26
32.8° 21.8°
2.25 mm
07-27
30.8° 22.4°
0.75 mm
Both models agree
Avg diff: 4.2°C
Where are air quality stations near Brentwood?
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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 2026-07-21T20:56 UTC.