Air Quality in Mehlville, United States
Windy
25.5°C · 49.6% humidity
25.5°
Feels 25.5°
49
Good
Air quality is satisfactory. Enjoy outdoor activities.
3 stations
Nearby Monitoring Stations
Mehlville's air quality — share it
AQI Forecast
54
10pm
54
54
49
1am
50
51
52
4am
53
53
53
7am
54
54
54
10am
54
54
54
1pm
54
54
54
4pm
54
54
54
7pm
54
54
Air Quality Index Trend
41h · 3 stnMehlville's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
49.6%
Humidity
59.7 km/h
Wind NE
1017.5 hPa
Pressure
5.9
UV High
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
11.73 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Mehlville?
Temperature & Precipitation
PM2.5 Trend
41h · 3 stationsPM2.511.73 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX5.9
High
Station readings (3 stations within 25 km)
11.73
Median
11.7
Average
9.6
Low
13.5
High
PM2.5 µg/m³ · Model: 10.85 · Bias: -0.9
What is the 7-day forecast for Mehlville?
08-03
32.3° 19.9°
08-04
33.7° 20.1°
08-05
35.0° 14.7°
25.06 mm
08-06
39.6° 21.1°
6.25 mm
08-07
33.3° 20.3°
08-08
37.8° 26.0°
0.56 mm
08-09
38.3° 26.4°
0.13 mm
Both models agree
Avg diff: 3.2°C
Where are air quality stations near Mehlville?
34
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20
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24
Arnold West, Missouri, USA
26
Forest Park, Missouri, USA
22
Ladue, Missouri, USA
44
East St. Louis, Illinois, USA
72
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What cities are near Mehlville?
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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 2026-08-08T06:38 UTC.