Air Quality in Saint George, United States

Windy
35.1°C · 18.8% humidity
35.1°
Feels 35.1°
51
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Calibrated model

Nearby Monitoring Stations

AQI Forecast
54 7pm
54
34
51 10pm
46
43
40 1am
38
37
36 4am
36
35
28 7am
28
27
27 10am
27
27
27 1pm
27
27
27 4pm
27
34
AD 728×90

Air Quality Index Trend

29h · 1 stn

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

18.8%
Humidity
56.8 km/h
Wind SSW
1010.0 hPa
Pressure
12.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
51
12.1 µg/m³
PM10
31
34.3 µg/m³
050100150200300500

What is the weather forecast for Saint George?

Temperature & Precipitation

PM2.5 Trend

29h · 1 station
PM2.512.1 µg/m³ ✓ WHO
Moderate
PM1034.3 µg/m³
Good
UV INDEX12.9
Extreme
AD 300×250

What is the 7-day forecast for Saint George?

08-03
35.1° 28.1°
0.38 mm
08-04
34.7° 18.4°
17.56 mm
08-05
34.9° 24.8°
08-06
35.8° 23.6°
08-07
33.1° 25.3°
0.69 mm
08-08
33.0° 21.5°
9.0 mm
08-09
32.5° 24.4°
0.25 mm
Both models agree Avg diff: 4.9°C

Where are air quality stations near Saint George?

50
Washington, Utah
26.1 km PM2.5: 12.0 µg/m³
42
Washington, Utah
26.1 km PM2.5: 10.1 µg/m³

What cities are near Saint George?

45 Hurricane 46 Mesquite 45 Cedar City 31 Sunrise Manor 27 Boulder City 42 North Las Vegas 31 Whitney 42 Las Vegas 31 Enterprise 42 Summerlin South
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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 2026-08-08T04:50 UTC.