Air Quality in Tracy, United States
Clear
29.6°C · 21.7% humidity
29.6°
Feels 29.6°
63
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Model forecast
Nearby Monitoring Stations
Tracy's air quality — share it
AQI Forecast
27
1pm
34
34
63
4pm
55
49
45
7pm
62
59
58
10pm
57
56
55
1am
55
55
55
4am
54
54
54
7am
54
34
34
10am
34
27
Air Quality Index Trend
46h · 11 stnTracy'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 Tracy is 1.2× the WHO 24-hour guideline of 15 µg/m³.
21.7%
Humidity
29.8 km/h
Wind NNW
1009.6 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
17.65 µg/m³
PM10
34.3 µg/m³
050100150200300500
What is the weather forecast for Tracy?
Temperature & Precipitation
PM2.5 Trend
46h · 11 stationsPM2.517.65 µg/m³
×1.2 WHO
Moderate
PM1034.3 µg/m³
Good
UV INDEX17.4
Extreme
What is the 7-day forecast for Tracy?
08-03
38.7° 15.9°
08-04
34.5° 19.9°
08-05
36.9° 17.4°
08-06
37.9° 15.3°
08-07
30.9° 19.7°
08-08
36.9° 15.3°
08-09
34.3° 14.5°
Both models agree
Avg diff: 3.3°C
Where are air quality stations near Tracy?
28
Berkeley-Tracy
47
Tracy - Airport, San Joaquin, California
51
Manteca AMS, San Joaquin, California
38
Manteca AMS, San Joaquin, California
28
Berkeley-Stockton1
34
Stockton
25
Berkeley-Stockton2
What cities are near Tracy?
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-07T23:56 UTC.