Air Quality in Conflans-Sainte-Honorine, France

Clear
16.2°C · 35.5% humidity
16.2°
Feels 16.2°
28
Good
Air quality is satisfactory. Enjoy outdoor activities.
3 stations

Nearby Monitoring Stations

AQI Forecast
13 11am
10
18
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Station readings
13
10
18

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.

35.5%
Humidity
31.6 km/h
Wind WSW
1022.2 hPa
Pressure
0.0
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
28
6.84 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Conflans-Sainte-Honorine?

Temperature & Precipitation

PM2.5 Trend

47h · 2 stations
PM2.56.84 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.0
Low
Station readings (3 stations within 25 km)
6.84
Median
6.84
Average
5.22
Low
7.9
High
PM2.5 µg/m³ · Model: 6.0 · Bias: -0.8

What is the 7-day forecast for Conflans-Sainte-Honorine?

10-21
16.2° 10.0°
0.94 mm
10-22
20.1° 11.2°
0.62 mm
10-23
16.7° 9.9°
9.38 mm
10-24
13.4° 9.9°
0.13 mm
10-25
17.6° 10.2°
0.25 mm
10-26
15.3° 10.4°
0.25 mm
10-27
17.0° 7.8°
0.25 mm
Both models agree Avg diff: 3.0°C

Where are air quality stations near Conflans-Sainte-Honorine?

25
Cergy-pontoise, Paris
6.4 km PM2.5: 6.0 µg/m³
52
Cergy-pontoise, Paris
6.4 km PM2.5: 12.6 µg/m³
20
Gennevilliers, Paris
16.4 km PM2.5: 4.8 µg/m³
27
Zone Rurale Nord-ouest - Fremainville, Paris
18.1 km PM2.5: 6.5 µg/m³
23
Zone Rurale Nord-ouest - Fremainville, Paris
18.1 km PM2.5: 5.5 µg/m³
33
Autoroute A1 - Saint-denis, Paris
20.8 km PM2.5: 7.9 µg/m³
27
Zone Rurale Nord - Saint-martin-du-tertre, Paris
21.1 km PM2.5: 6.5 µg/m³
31
Zone Rurale Nord - Saint-martin-du-tertre, Paris
21.1 km PM2.5: 7.4 µg/m³
17
Zone Rurale Nord - Saint-martin-du-tertre, Paris
21.1 km PM2.5: 4.1 µg/m³
27
Zone Rurale Nord - Saint-martin-du-tertre, Paris
21.1 km PM2.5: 6.5 µg/m³

What cities are near Conflans-Sainte-Honorine?

27 Éragny 31 Cergy 31 Jouy-le-Moutier 31 Cergy-Pontoise 27 Achères 28 Saint-Ouen-l'Aumône 31 Pontoise 28 Herblay-sur-Seine 31 Vauréal 25 Maisons-Laffitte
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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 2026-10-21T12:30 UTC.