Air Quality in Carmarthen, United Kingdom

Partly Cloudy
14.1°C · 51.6% humidity
14.1°
Feels 14.1°
36
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model

Nearby Monitoring Stations

AQI Forecast Calibrated
42 3am
42
42
36 6am
38
41
42 9am
42
43
41 12pm
41
42
42 3pm
42
42
42 6pm
42
42
42 9pm
42
42
42 12am
42
42
Station readings 46h ago
AQI 42
PM2.5 10.1 µg/m³ · 46h ago
AD 728×90

Air Quality Index Trend

47h · 1 stn

Carmarthen'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.

51.6%
Humidity
33.0 km/h
Wind E
1013.6 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
36
8.69 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Carmarthen?

Temperature & Precipitation

PM2.5 Trend

47h · 1 station
PM2.58.69 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250

What is the 7-day forecast for Carmarthen?

07-22
18.5° 13.2°
2.63 mm
07-23
16.9° 11.5°
2.38 mm
07-24
17.8° 13.5°
8.19 mm
07-25
20.0° 8.6°
0.5 mm
07-26
21.5° 10.4°
0.56 mm
07-27
20.7° 13.8°
4.25 mm
07-28
23.3° 13.3°
0.25 mm
Both models agree Avg diff: 2.7°C

Where are air quality stations near Carmarthen?

21
Swansea Roadside, United Kingdom
34.9 km PM2.5: 5.0 µg/m³
89
Swansea Roadside, United Kingdom
34.9 km PM2.5: 30.2 µg/m³
29
Swansea Roadside, United Kingdom
34.9 km PM2.5: 7.0 µg/m³
20
Swansea Roadside, United Kingdom
34.9 km PM2.5: 4.8 µg/m³

What cities are near Carmarthen?

25 Llanelli 25 Ammanford 53 Gorseinon 53 Clydach 53 Swansea 53 Neath 53 Briton Ferry 53 Maesteg 53 Porthcawl 25 Aberdare
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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 2026-07-22T05:40 UTC.