Air Quality in Herblay-sur-Seine, France

Clear
20.6°C · 30.5% humidity
20.6°
Feels 20.6°
19
Good
Air quality is satisfactory. Enjoy outdoor activities.
8 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
9 5am
10
12
19 8am
16
14
33 11am
32
31
10 2pm
30
30
29 5pm
29
9
9 8pm
9
9
9 11pm
9
9
9 2am
29
9
Station readings
10
10
12
12
CAMS model adj -25
34
34
34
34
34
34
54
54
54
34
54
54
54
54
34
34
34
34
34
34
34
34
54
34
AD 728×90

Air Quality Index Trend

48h · 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.

30.5%
Humidity
21.7 km/h
Wind ESE
1013.6 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
19
4.5 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

48h · 2 stations
PM2.54.5 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX1.4
Low
AD 300×250
4.5
Median
4.98
Average
2.9
Low
7.7
High
PM2.5 µg/m³ · Model: 7.35 · Bias: +2.8
07-22
29.1° 20.6°
07-23
24.1° 21.0°
07-24
25.6° 18.5°
4.69 mm
07-25
33.4° 14.0°
07-26
28.3° 15.5°
0.13 mm
07-27
28.5° 19.2°
07-28
28.0° 17.0°
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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 2026-07-22T06:45 UTC.