Air Quality in Castres, France
Clear
32.3°C · 23.8% humidity
32.3°
Feels 32.3°
39
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
Castres's air quality — share it
AQI Forecast
Calibrated
27
11am
27
27
39
2pm
45
42
40
5pm
39
38
38
8pm
37
37
37
11pm
36
36
36
2am
29
29
29
5am
29
29
29
8am
29
27
Station readings
38
37
36
CAMS model
adj +2
25
25
25
25
34
34
34
34
34
34
34
34
34
34
34
34
27
27
27
27
27
27
27
25
Air Quality Index Trend
33h · 1 stnCastres'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.
23.8%
Humidity
24.9 km/h
Wind NNW
1016.8 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
9.4 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Castres?
Temperature & Precipitation
PM2.5 Trend
33h · 1 stationPM2.59.4 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX17.4
Extreme
Station readings (1 station within 25 km)
9.4
Median
9.4
Average
9.4
Low
9.4
High
PM2.5 µg/m³ · Model: 6.0 · Bias: -3.4
What is the 7-day forecast for Castres?
09-05
32.3° 14.2°
09-06
24.3° 14.0°
0.81 mm
09-07
32.9° 11.7°
1.19 mm
09-08
31.5° 13.4°
4.5 mm
09-09
25.5° 14.0°
1.94 mm
09-10
31.6° 16.8°
0.13 mm
09-11
20.8° 15.8°
0.06 mm
Both models agree
Avg diff: 6.3°C
Where are air quality stations near Castres?
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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 2026-09-05T12:13 UTC.