Air Quality in Herblay-sur-Seine, France

Cloudy
10.6°C · 71.4% humidity
10.6°
Feels 10.6°
21
Good
Air quality is satisfactory. Enjoy outdoor activities.
5 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
0 10pm
0
0
21 1am
17
12
9 4am
6
5
3 7am
2
2
1 10am
1
1
0 1pm
0
0
0 4pm
0
0
0 7pm
0
0
Station readings 11h ago
AQI 5
PM2.5 1.3 µg/m³ · 11h ago
CAMS model adj -27
25
25
25
24
24
25
25
25
25
25
25
25
25
25
25
25
25
25
25
27
25
25
25
25
AD 728×90

Air Quality Index Trend

17h · 1 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.

71.4%
Humidity
20.6 km/h
Wind NW
1022.3 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
21
5.07 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

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

Temperature & Precipitation

PM2.5 Trend

17h · 1 station
PM2.55.07 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (5 stations within 25 km)
5.07
Median
5.38
Average
4.1
Low
7.7
High
PM2.5 µg/m³ · Model: 5.8 · Bias: +0.7

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

06-08
24.5° 12.6°
0.38 mm
06-09
23.8° 10.6°
1.31 mm
06-10
24.7° 13.5°
4.38 mm
06-11
27.5° 17.2°
0.63 mm
06-12
23.6° 11.5°
0.06 mm
06-13
27.0° 9.4°
0.88 mm
06-14
24.6° 13.3°
1.25 mm
Both models agree Avg diff: 3.8°C

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

124
Gennevilliers, Paris
11.2 km PM2.5: 44.8 µg/m³
25
Gennevilliers, Paris
11.2 km PM2.5: 6.0 µg/m³
25
Gennevilliers, Paris
11.2 km PM2.5: 6.0 µg/m³
41
Gennevilliers, Paris
11.2 km PM2.5: 9.8 µg/m³
48
Cergy-pontoise, Paris
11.3 km PM2.5: 11.5 µg/m³
70
Cergy-pontoise, Paris
11.3 km PM2.5: 21.1 µg/m³
12
La Defense, Paris
12.1 km PM2.5: 2.9 µg/m³
55
La Defense, Paris
12.1 km PM2.5: 14.0 µg/m³
51
Autoroute A1 - Saint-denis, Paris
15.4 km PM2.5: 12.1 µg/m³
39
Paris 18eme, Paris
16.9 km PM2.5: 9.4 µg/m³

What cities are near Herblay-sur-Seine?

21 Montigny-lès-Cormeilles 20 Cormeilles-en-Parisis 22 Maisons-Laffitte 20 Franconville 20 Sartrouville 21 Taverny 20 Conflans-Sainte-Honorine 18 Éragny 19 Sannois 20 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 2026-06-08T23:26 UTC.