Air Quality in Saint-Nazaire, France

Rain
20.4°C · 85.6% humidity
20.4°
Feels 20.4°
47
Good
Air quality is satisfactory. Enjoy outdoor activities.
8 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
64 4pm
64
57
47 7pm
50
52
53 10pm
52
53
54 1am
54
54
55 4am
55
55
55 7am
55
55
55 10am
55
57
57 1pm
57
55
Station readings 8h ago
AQI 58
PM2.5 15.3 µg/m³ · 8h ago
CAMS model adj +30
34
34
27
27
27
27
27
25
25
25
25
25
25
25
25
25
25
25
25
25
27
27
27
25
AD 728×90

Air Quality Index Trend

3h · 5 stn

Saint-Nazaire'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.

85.6%
Humidity
58.2 km/h
Wind ENE
1013.4 hPa
Pressure
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
47
11.17 µg/m³
PM10
31
34.3 µg/m³
050100150200300500

What is the weather forecast for Saint-Nazaire?

Temperature & Precipitation

PM2.5 Trend

3h · 5 stations
PM2.511.17 µg/m³ ✓ WHO
Good
PM1034.3 µg/m³
Good
UV INDEX2.2
Moderate
AD 300×250
Station readings (8 stations within 25 km)
11.17
Median
11.8
Average
10.1
Low
14.5
High
PM2.5 µg/m³ · Model: 10.0 · Bias: -1.2

What is the 7-day forecast for Saint-Nazaire?

05-29
20.4° 13.6°
3.0 mm
05-30
18.0° 11.4°
0.44 mm
05-31
18.4° 15.5°
1.88 mm
06-01
25.0° 13.7°
0.06 mm
06-02
18.2° 13.3°
3.25 mm
06-03
20.5° 11.9°
0.13 mm
06-04
19.6° 16.0°
4.56 mm
Both models agree Avg diff: 3.1°C

Where are air quality stations near Saint-Nazaire?

78
Blum, Saint-Nazaire, Loire, France
2.7 km PM2.5: 24.9 µg/m³
46
Blum, Saint-Nazaire, Loire, France
2.7 km PM2.5: 11.0 µg/m³
25
Blum, Saint-Nazaire, Loire, France
2.7 km PM2.5: 6.0 µg/m³
61
Camee, Montoir-De-Bretagne, Loire, France
8.5 km PM2.5: 16.9 µg/m³
13
Camee, Montoir-De-Bretagne, Loire, France
8.5 km PM2.5: 3.1 µg/m³
30
Plessis, la Basse-Loire, Loire, France
12.4 km PM2.5: 7.2 µg/m³
82
Plessis, la Basse-Loire, Loire, France
12.4 km PM2.5: 26.8 µg/m³
14
Mégretais, la Basse-Loire, Loire, France
14.5 km PM2.5: 3.4 µg/m³
61
Mégretais, la Basse-Loire, Loire, France
14.5 km PM2.5: 16.9 µg/m³
85
Frossay, la Basse-Loire, Loire, France
21.5 km PM2.5: 28.3 µg/m³

What cities are near Saint-Nazaire?

47 La Baule-Escoublac 46 Guérande 53 Couëron 53 Saint-Herblain 54 Orvault 53 Bouguenais 53 Rezé 54 La Chapelle-sur-Erdre 53 Nantes 52 Challans
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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 2026-05-29T17:34 UTC.