Air Quality in Creve Coeur, United States

Clear
31.5°C · 46.5% humidity
31.5°
Feels 34.6°
46
Good
Air quality is satisfactory. Enjoy outdoor activities.
4 stations

Nearby Monitoring Stations

AQI Forecast
25 7am
25
25
46 10am
40
38
35 1pm
31
29
28 4pm
27
26
26 7pm
35
55
54 10pm
54
54
34 1am
34
27
27 4am
25
25
AD 728×90

Air Quality Index Trend

45h · 4 stn

Creve Coeur'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 Creve Coeur is 2.2× the WHO annual guideline of 5 µg/m³.

46.5%
Humidity
34.3 km/h
Wind NNW
1020.0 hPa
Pressure
6.9
UV High
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
46
11.14 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Creve Coeur?

Temperature & Precipitation

PM2.5 Trend

45h · 4 stations
PM2.511.14 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX6.9
High
AD 300×250
Station readings (4 stations within 25 km)
11.14
Median
10.45
Average
7.2
Low
18.8
High
PM2.5 µg/m³ · Model: 6.25 · Bias: -4.9

What is the 7-day forecast for Creve Coeur?

05-29
31.5° 9.3°
1.81 mm
05-30
30.5° 19.3°
2.19 mm
05-31
32.6° 13.8°
06-01
31.7° 18.7°
06-02
27.5° 16.6°
06-03
30.8° 25.0°
0.25 mm
06-04
28.8° 20.6°
3.44 mm
Both models agree Avg diff: 4.4°C

Where are air quality stations near Creve Coeur?

30
Forest Park, Missouri, USA
12.7 km PM2.5: 7.2 µg/m³
22
East St. Louis, Illinois, USA
23.4 km PM2.5: 5.3 µg/m³
15
Arnold West, Missouri, USA
23.7 km PM2.5: 3.6 µg/m³
38
Arnold West, Missouri, USA
23.7 km PM2.5: 9.1 µg/m³

What cities are near Creve Coeur?

65 Maryland Heights 56 Overland 40 Kirkwood 52 Clayton 44 Webster Groves 54 University City 31 Manchester 31 Ballwin 65 Hazelwood 27 Chesterfield
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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 2026-05-29T15:05 UTC.