Air Quality in Conflans-Sainte-Honorine, France

Clear
24.7°C · 48.4% humidity
24.7°
Feels 24.7°
50
Good
Air quality is satisfactory. Enjoy outdoor activities.
10 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
23 12pm
25
21
50 3pm
41
34
29 6pm
26
23
23 9pm
22
21
21 12am
20
20
27 3am
26
26
19 6am
19
19
19 9am
19
19
Station readings
23
25
21
CAMS model adj -8
34
34
34
25
25
25
25
25
25
27
27
27
27
27
27
34
34
34
27
27
27
27
27
27
AD 728×90

Air Quality Index Trend

47h · 2 stn

Conflans-Sainte-Honorine's air quality is shaped by traffic emissions and residential heating. Pollution levels tend to peak during winter months when cold air traps emissions close to ground level.

48.4%
Humidity
25.4 km/h
Wind SSW
1019.1 hPa
Pressure
9.4
UV Very High
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
50
11.94 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

47h · 2 stations
PM2.511.94 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX9.4
Very High
AD 300×250
11.94
Median
11.93
Average
4.8
Low
28.3
High
PM2.5 µg/m³ · Model: 6.0 · Bias: -5.9
09-05
24.7° 12.7°
09-06
23.3° 16.3°
09-07
21.9° 14.1°
12.62 mm
09-08
24.2° 14.3°
2.44 mm
09-09
24.1° 12.9°
0.38 mm
09-10
24.0° 14.3°
09-11
21.2° 13.6°
0.5 mm
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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 2026-09-05T13:45 UTC.