Air Quality in Castelnau-le-Lez, France

Clear
24.2°C · 45.4% humidity
24.2°
Feels 24.2°
10
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
12 4am
12
12
10 7am
12
14
14 10am
14
14
14 1pm
14
14
14 4pm
14
14
14 7pm
14
14
21 10pm
21
21
14 1am
12
14
Station readings
12
12
11
CAMS model adj -13
25
25
25
25
25
27
27
27
27
27
27
27
27
27
27
27
27
27
34
34
34
27
25
27
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.

45.4%
Humidity
26.3 km/h
Wind N
1012.8 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
10
2.26 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
PM2.52.26 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (2 stations within 25 km)
2.26
Median
1.85
Average
0.9
Low
2.8
High
PM2.5 µg/m³ · Model: 6.0 · Bias: +3.7

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?

11
france-montpellier-boulevard-rabelais
4.1 km 31.4°C 18.1% RH PM2.5: 2.7 µg/m³ PM10: 6.7 µg/m³
48
Prés d'Arènes, LangedocRoussillon, France
5.1 km PM2.5: 11.5 µg/m³
95
Prés d'Arènes, LangedocRoussillon, France
5.1 km PM2.5: 33.0 µg/m³
4
Montpellier Liberte Trafic
6.5 km PM2.5: 0.9 µg/m³ PM10: 14.4 µg/m³
33
Périurbaine Nord, LangedocRoussillon, France
10.3 km PM2.5: 7.9 µg/m³
26
Périurbaine Nord, LangedocRoussillon, France
10.3 km PM2.5: 6.2 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
41
Lunel-Viel, LangedocRoussillon, France
16.0 km PM2.5: 9.8 µg/m³

What cities are near Castelnau-le-Lez?

11 Montpellier 10 Lattes 9 Mauguio 12 Lunel 8 Frontignan 24 Sète 34 Nîmes 23 Agde 23 Alès 28 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 2026-07-22T05:43 UTC.