Air Quality in Castelnau-le-Lez, France

Partly Cloudy
21.7°C · 67.5% humidity
21.7°
Feels 21.7°
24
Good
Air quality is satisfactory. Enjoy outdoor activities.
3 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
16 12am
16
16
24 3am
22
20
19 6am
18
18
19 9am
19
19
18 12pm
18
18
18 3pm
18
18
18 6pm
18
18
18 9pm
25
25
Station readings
16
13
14
CAMS model adj -9
25
25
25
25
25
25
25
25
25
27
27
27
27
27
27
27
27
27
27
27
27
27
34
34
AD 728×90

Air Quality Index Trend

47h · 1 stn

Castelnau-le-Lez'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.

67.5%
Humidity
3.3 km/h
Wind SW
1012.1 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
24
5.83 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Castelnau-le-Lez?

Temperature & Precipitation

PM2.5 Trend

47h · 1 station
PM2.55.83 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (3 stations within 25 km)
5.83
Median
6.01
Average
3.43
Low
10.8
High
PM2.5 µg/m³ · Model: 6.0 · Bias: +0.2

What is the 7-day forecast for Castelnau-le-Lez?

07-22
29.4° 21.7°
07-23
32.5° 20.2°
07-24
25.8° 20.9°
0.31 mm
07-25
32.6° 17.7°
07-26
30.1° 20.9°
07-27
36.4° 22.6°
07-28
40.7° 19.4°
Both models agree Avg diff: 3.3°C

Where are air quality stations near Castelnau-le-Lez?

14
france-montpellier-boulevard-rabelais
4.1 km 34.6°C 16.2% RH PM2.5: 3.3 µg/m³ PM10: 4.4 µg/m³
48
Prés d'Arènes, LangedocRoussillon, France
5.1 km PM2.5: 11.5 µg/m³
23
Prés d'Arènes, LangedocRoussillon, France
5.1 km PM2.5: 5.5 µg/m³
16
Montpellier Liberte Trafic
6.5 km PM2.5: 3.8 µg/m³ PM10: 16.7 µg/m³
36
Périurbaine Nord, LangedocRoussillon, France
10.3 km PM2.5: 8.6 µg/m³
68
Périurbaine Nord, LangedocRoussillon, France
10.3 km PM2.5: 20.2 µg/m³
29
Périurbaine Nord, LangedocRoussillon, France
10.3 km PM2.5: 7.0 µg/m³
22
Lunel-Viel, LangedocRoussillon, France
16.0 km PM2.5: 5.3 µg/m³
18
Lunel-Viel, LangedocRoussillon, France
16.0 km PM2.5: 4.3 µg/m³
24
Lunel-Viel, LangedocRoussillon, France
16.0 km PM2.5: 5.8 µg/m³

What cities are near Castelnau-le-Lez?

20 Montpellier 33 Lattes 27 Mauguio 30 Lunel 25 Frontignan 39 Sète 44 Nîmes 41 Agde 33 Alès 36 Arles
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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 2026-07-22T01:22 UTC.