Air Quality in Grande-Synthe, France

Windy
20.2°C · 54.7% humidity
20.2°
Feels 20.2°
43
Good
Air quality is satisfactory. Enjoy outdoor activities.
3 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
37 2am
37
37
43 5am
61
60
59 8am
59
58
38 11am
38
37
37 2pm
57
57
57 5pm
57
57
57 8pm
57
57
57 11pm
57
57
Station readings
36
35
33
CAMS model adj +3
34
34
34
34
54
54
54
54
54
34
34
34
34
54
54
54
54
54
54
54
54
54
54
54
AD 728×90

Air Quality Index Trend

26h · 1 stn

Grande-Synthe'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.

54.7%
Humidity
95.8 km/h
Wind WSW
1013.6 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
43
10.38 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Grande-Synthe?

Temperature & Precipitation

PM2.5 Trend

26h · 1 station
PM2.510.38 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (3 stations within 25 km)
10.38
Median
8.5
Average
4.8
Low
10.6
High
PM2.5 µg/m³ · Model: 7.1 · Bias: -3.3

What is the 7-day forecast for Grande-Synthe?

08-03
28.4° 19.5°
08-04
19.4° 15.3°
0.13 mm
08-05
21.5° 16.7°
0.06 mm
08-06
25.0° 16.4°
0.81 mm
08-07
23.8° 16.4°
1.13 mm
08-08
20.1° 17.2°
08-09
19.1° 16.8°
0.38 mm
Both models agree Avg diff: 2.0°C

Where are air quality stations near Grande-Synthe?

27
Grande-synthe, Nord-Pas-de-Calais, France
1.0 km PM2.5: 6.5 µg/m³
61
Grande-synthe, Nord-Pas-de-Calais, France
1.0 km PM2.5: 16.9 µg/m³
32
mer-cheminot, St Pol, Nord-Pas-de-Calais, France
3.0 km PM2.5: 7.7 µg/m³
33
mer-cheminot, St Pol, Nord-Pas-de-Calais, France
3.0 km PM2.5: 7.9 µg/m³
31
mer-cheminot, St Pol, Nord-Pas-de-Calais, France
3.0 km PM2.5: 7.4 µg/m³
14
Mardyck, Nord-Pas-de-Calais, France
3.4 km PM2.5: 3.4 µg/m³
31
Mardyck, Nord-Pas-de-Calais, France
3.4 km PM2.5: 7.4 µg/m³
31
Cappelle-la-grande, Nord-Pas-de-Calais, France
5.1 km PM2.5: 7.4 µg/m³
14
Cappelle-la-grande, Nord-Pas-de-Calais, France
5.1 km PM2.5: 3.4 µg/m³
37
Cappelle-la-grande, Nord-Pas-de-Calais, France
5.1 km PM2.5: 8.9 µg/m³

What cities are near Grande-Synthe?

38 Saint-Pol-sur-Mer 30 Dunkerque 27 Coudekerque-Branche 38 Koksijde 35 Saint-Omer 16 Calais 42 Poperinge 40 Hazebrouck 30 Diksmuide 22 Middelkerke
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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 2026-08-08T03:59 UTC.