Air Quality in San Tan Valley, United States
Clear
32.9°C · 38.6% humidity
32.9°
Feels 32.9°
15
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model
Nearby Monitoring Stations
San Tan Valley's air quality — share it
AQI Forecast
27
5am
27
34
15
8am
18
21
23
11am
24
25
25
2pm
26
26
26
5pm
27
27
27
8pm
27
34
27
11pm
27
27
34
2am
34
34
Air Quality Index Trend
45h · 6 stnSan Tan Valley's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
38.6%
Humidity
34.4 km/h
Wind NW
1013.4 hPa
Pressure
4.4
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5
3.7 µg/m³
PM10▲
20.55 µg/m³
050100150200300500
What is the weather forecast for San Tan Valley?
Temperature & Precipitation
PM2.5 Trend
45h · 6 stationsPM2.53.7 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX4.4
Moderate
What is the 7-day forecast for San Tan Valley?
09-05
36.8° 28.6°
7.31 mm
09-06
37.3° 25.0°
0.44 mm
09-07
39.9° 25.9°
3.25 mm
09-08
38.0° 23.5°
16.69 mm
09-09
37.7° 25.5°
0.31 mm
09-10
37.9° 26.7°
09-11
42.9° 29.6°
0.19 mm
Both models agree
Avg diff: 4.2°C
What cities are near San Tan Valley?
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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 2026-09-05T15:08 UTC.