Air Quality in Carmarthen, United Kingdom
Partly Cloudy
12.4°C · 67.5% humidity
12.4°
Feels 12.4°
34
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model
Nearby Monitoring Stations
Carmarthen's air quality — share it
AQI Forecast
Calibrated
48
2pm
48
48
34
5pm
38
41
43
8pm
44
38
39
11pm
40
47
40
2am
41
41
41
5am
41
41
41
8am
41
41
41
11am
41
41
Station readings
46
46
53
42
CAMS model
adj +14
34
34
34
34
34
34
34
34
27
27
27
34
27
27
27
27
27
27
27
27
27
27
27
27
Air Quality Index Trend
43h · 1 stnCarmarthen'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
37.8 km/h
Wind NNW
1030.1 hPa
Pressure
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
8.15 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Carmarthen?
Temperature & Precipitation
PM2.5 Trend
43h · 1 stationPM2.58.15 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX2.2
Moderate
What is the 7-day forecast for Carmarthen?
09-05
12.7° 6.6°
0.69 mm
09-06
16.0° 9.6°
0.62 mm
09-07
13.7° 10.4°
14.19 mm
09-08
22.0° 6.8°
0.38 mm
09-09
18.4° 8.0°
1.62 mm
09-10
17.2° 12.8°
1.25 mm
09-11
14.0° 9.1°
0.69 mm
Both models agree
Avg diff: 3.7°C
Where are air quality stations near Carmarthen?
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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 2026-09-05T16:30 UTC.