Air Quality in Achères, France

Windy
26.7°C · 29.8% humidity
26.7°
Feels 26.7°
74
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
1 station

Nearby Monitoring Stations

AQI Forecast Calibrated
20 8am
28
28
74 11am
59
48
40 2pm
35
31
28 5pm
26
25
24 8pm
30
49
49 11pm
49
48
48 2am
48
48
28 5am
28
28
Station readings
20
28
28
CAMS model adj -6
34
27
27
27
27
27
27
27
27
27
27
27
27
34
54
54
54
54
54
54
54
34
34
34
AD 728×90

Air Quality Index Trend

47h · 2 stn

Achères'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. Current PM2.5 concentration in Achères is 1.5× the WHO 24-hour guideline of 15 µg/m³.

29.8%
Humidity
67.9 km/h
Wind W
1013.5 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
74
22.84 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Achères?

Temperature & Precipitation

PM2.5 Trend

47h · 2 stations
PM2.522.84 µg/m³ ×1.5 WHO
Moderate
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (1 station within 25 km)
22.84
Median
22.84
Average
22.84
Low
22.84
High
PM2.5 µg/m³ · Model: 7.0 · Bias: -15.8

What is the 7-day forecast for Achères?

08-03
38.8° 17.9°
2.12 mm
08-04
27.0° 17.0°
0.06 mm
08-05
28.7° 19.3°
08-06
31.7° 17.1°
0.06 mm
08-07
33.4° 14.6°
1.63 mm
08-08
26.3° 17.2°
08-09
22.5° 15.0°
Both models agree Avg diff: 3.9°C

Where are air quality stations near Achères?

69
Cergy-pontoise, Paris
9.6 km PM2.5: 20.7 µg/m³
11
Cergy-pontoise, Paris
9.6 km PM2.5: 2.6 µg/m³
57
Cergy-pontoise, Paris
9.6 km PM2.5: 15.0 µg/m³
152
La Defense, Paris
14.8 km PM2.5: 57.4 µg/m³
16
La Defense, Paris
14.8 km PM2.5: 3.8 µg/m³
41
Gennevilliers, Paris
16.8 km PM2.5: 9.8 µg/m³
24
Gennevilliers, Paris
16.8 km PM2.5: 5.8 µg/m³
54
Gennevilliers, Paris
16.8 km PM2.5: 13.5 µg/m³
27
Zone Rurale Nord-ouest - Fremainville, Paris
18.6 km PM2.5: 6.5 µg/m³
66
Avenue Des Champs Elysees, Paris
20.5 km PM2.5: 19.2 µg/m³

What cities are near Achères?

74 Carrières-sous-Poissy 54 Poissy 74 Conflans-Sainte-Honorine 49 Maisons-Laffitte 26 Jouy-le-Moutier 74 Éragny 43 Saint-Germain-en-Laye 41 Montesson 29 Verneuil-sur-Seine 38 Le Pecq
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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 2026-08-08T09:10 UTC.