Air Quality in Grande-Synthe, France

Windy
16.1°C · 62.6% humidity
16.1°
Feels 16.1°
30
Good
Air quality is satisfactory. Enjoy outdoor activities.
6 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
18 3pm
25
25
30 6pm
29
28
27 9pm
46
46
46 12am
45
45
25 3am
25
25
25 6am
25
25
18 9am
25
25
25 12pm
25
25
Station readings
28
32
CAMS model adj -9
27
34
34
34
34
34
34
54
54
54
54
54
34
34
34
34
34
34
27
34
34
34
34
34
AD 728×90

Air Quality Index Trend

38h · 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.

62.6%
Humidity
49.7 km/h
Wind NE
1029.1 hPa
Pressure
2.9
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
30
7.2 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Grande-Synthe?

Temperature & Precipitation

PM2.5 Trend

38h · 1 station
PM2.57.2 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX2.9
Moderate
AD 300×250
Station readings (6 stations within 25 km)
7.2
Median
6.95
Average
5.0
Low
7.7
High
PM2.5 µg/m³ · Model: 7.1 · Bias: -0.1

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

09-05
20.5° 13.8°
09-06
20.9° 16.1°
1.5 mm
09-07
17.7° 15.2°
4.25 mm
09-08
21.7° 15.0°
0.56 mm
09-09
21.0° 14.0°
1.56 mm
09-10
21.4° 18.0°
0.13 mm
09-11
17.1° 12.2°
0.06 mm
Both models agree Avg diff: 2.4°C

Where are air quality stations near Grande-Synthe?

30
Grande-synthe, Nord-Pas-de-Calais, France
1.0 km PM2.5: 7.2 µg/m³
26
Grande-synthe, Nord-Pas-de-Calais, France
1.0 km PM2.5: 6.2 µg/m³
31
mer-cheminot, St Pol, Nord-Pas-de-Calais, France
3.0 km PM2.5: 7.4 µg/m³
27
Mardyck, Nord-Pas-de-Calais, France
3.4 km PM2.5: 6.5 µg/m³
26
Mardyck, Nord-Pas-de-Calais, France
3.4 km PM2.5: 6.2 µg/m³
25
Mardyck, Nord-Pas-de-Calais, France
3.4 km PM2.5: 6.0 µg/m³
30
Mardyck, Nord-Pas-de-Calais, France
3.4 km PM2.5: 7.2 µg/m³
38
Cappelle-la-grande, Nord-Pas-de-Calais, France
5.1 km PM2.5: 9.1 µg/m³
30
Cappelle-la-grande, Nord-Pas-de-Calais, France
5.1 km PM2.5: 7.2 µg/m³
26
Cappelle-la-grande, Nord-Pas-de-Calais, France
5.1 km PM2.5: 6.2 µg/m³

What cities are near Grande-Synthe?

31 Saint-Pol-sur-Mer 28 Dunkerque 27 Coudekerque-Branche 29 Koksijde 28 Saint-Omer 21 Calais 32 Poperinge 26 Hazebrouck 23 Diksmuide 23 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 2026-09-05T16:42 UTC.