Air Quality in Herblay-sur-Seine, France

Windy
20.1°C · 38.5% humidity
20.1°
Feels 20.1°
28
Good
Air quality is satisfactory. Enjoy outdoor activities.
7 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
20 5pm
27
27
28 8pm
28
27
26 11pm
33
32
32 2am
32
31
31 5am
31
24
24 8am
24
24
24 11am
24
22
22 2pm
24
24
Station readings
20
27
27
CAMS model adj -3
24
24
24
25
27
27
27
34
34
34
34
34
34
34
27
27
27
27
27
27
25
25
27
27
AD 728×90

Air Quality Index Trend

47h · 2 stn

Herblay-sur-Seine'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.

38.5%
Humidity
53.8 km/h
Wind NE
1026.2 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

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

What is the weather forecast for Herblay-sur-Seine?

Temperature & Precipitation

PM2.5 Trend

47h · 2 stations
PM2.56.71 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (7 stations within 25 km)
6.71
Median
6.39
Average
1.54
Low
10.1
High
PM2.5 µg/m³ · Model: 6.25 · Bias: -0.5

What is the 7-day forecast for Herblay-sur-Seine?

09-05
24.4° 12.7°
09-06
23.6° 16.8°
0.06 mm
09-07
22.1° 14.4°
14.5 mm
09-08
24.3° 14.9°
1.81 mm
09-09
24.6° 14.3°
0.31 mm
09-10
24.2° 14.7°
09-11
21.4° 13.3°
1.06 mm
Both models agree Avg diff: 3.5°C

Where are air quality stations near Herblay-sur-Seine?

25
Cergy-pontoise, Paris
11.3 km PM2.5: 6.0 µg/m³
34
La Defense, Paris
12.1 km PM2.5: 8.2 µg/m³
40
france-paris-boulevard-de-denain
18.2 km PM2.5: 9.7 µg/m³ PM10: 13.0 µg/m³
14
Paris Stade Lenglen, Paris
19.2 km PM2.5: 3.4 µg/m³
33
Paris
19.9 km PM2.5: 7.9 µg/m³
18
Paris
19.9 km PM2.5: 4.3 µg/m³
23
Paris
19.9 km PM2.5: 5.5 µg/m³
48
Paris
19.9 km PM2.5: 11.5 µg/m³
45
Paris
19.9 km PM2.5: 10.8 µg/m³
37
Paris
19.9 km PM2.5: 8.9 µg/m³

What cities are near Herblay-sur-Seine?

29 Montigny-lès-Cormeilles 29 Cormeilles-en-Parisis 28 Maisons-Laffitte 29 Franconville 30 Sartrouville 29 Taverny 26 Conflans-Sainte-Honorine 26 Éragny 29 Sannois 28 Ermont
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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 2026-09-05T18:59 UTC.