Air Quality in Saint-Sébastien-sur-Loire, France

Cloudy
17.3°C · 80.2% humidity
17.3°
Feels 17.3°
30
Good
Air quality is satisfactory. Enjoy outdoor activities.
7 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
35 12am
32
30
30 3am
26
27
29 6am
30
30
31 9am
38
38
39 12pm
39
39
39 3pm
39
59
59 6pm
59
39
39 9pm
32
32
Station readings
35
32
30
31
CAMS model adj +5
27
27
27
34
27
27
27
27
27
27
34
34
34
34
34
34
34
54
54
54
34
34
27
27
AD 728×90

Air Quality Index Trend

20h · 2 stn

Saint-Sébastien-sur-Loire'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.

80.2%
Humidity
34.7 km/h
Wind W
1011.6 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
30
7.12 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Saint-Sébastien-sur-Loire?

Temperature & Precipitation

PM2.5 Trend

20h · 2 stations
PM2.57.12 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (7 stations within 25 km)
7.12
Median
6.84
Average
4.75
Low
8.9
High
PM2.5 µg/m³ · Model: 7.1 · Bias: -0.0

What is the 7-day forecast for Saint-Sébastien-sur-Loire?

07-22
26.5° 17.3°
0.06 mm
07-23
25.1° 17.3°
1.19 mm
07-24
21.5° 14.9°
1.0 mm
07-25
33.7° 12.1°
07-26
25.1° 13.2°
10.19 mm
07-27
25.7° 16.1°
4.38 mm
07-28
32.6° 16.9°
Both models agree Avg diff: 3.5°C

Where are air quality stations near Saint-Sébastien-sur-Loire?

31
Bouteillerie, Nantes, Loire, France
3.0 km PM2.5: 7.4 µg/m³
26
Bouteillerie, Nantes, Loire, France
3.0 km PM2.5: 6.2 µg/m³
49
Bouteillerie, Nantes, Loire, France
3.0 km PM2.5: 11.8 µg/m³
20
Prairie Au Duc, Nantes, Loire
4.8 km PM2.5: 4.8 µg/m³ PM10: 13.2 µg/m³
11
Freres Goncourt, Nantes, Loire, France
5.5 km PM2.5: 2.6 µg/m³
44
Freres Goncourt, Nantes, Loire, France
5.5 km PM2.5: 10.6 µg/m³
26
Trentemoult, Rezé, Loire, France
6.1 km PM2.5: 6.2 µg/m³
60
Trentemoult, Rezé, Loire, France
6.1 km PM2.5: 16.4 µg/m³
35
S Etienne de Montluc, la Basse-Loire, Loire, France
22.7 km PM2.5: 8.4 µg/m³
35
S Etienne de Montluc, la Basse-Loire, Loire, France
22.7 km PM2.5: 8.4 µg/m³

What cities are near Saint-Sébastien-sur-Loire?

30 Nantes 28 Vertou 22 Rezé 25 Bouguenais 30 Carquefou 30 La Chapelle-sur-Erdre 27 Saint-Herblain 30 Orvault 28 Couëron 31 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 2026-07-22T01:13 UTC.