Air Quality in Llanelli, United Kingdom

Partly Cloudy
14.5°C · 63.6% humidity
14.5°
Feels 14.5°
41
Good
Air quality is satisfactory. Enjoy outdoor activities.
5 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
47 1pm
38
36
41 4pm
40
39
38 7pm
37
37
37 10pm
36
36
36 1am
36
36
36 4am
36
36
29 7am
29
36
36 10am
36
36
Station readings
47
38
36
33
CAMS model adj +2
34
34
34
34
34
34
34
34
34
34
34
34
34
34
34
34
34
34
27
27
34
34
34
34
AD 728×90

Air Quality Index Trend

47h · 3 stn

Llanelli'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.

63.6%
Humidity
38.4 km/h
Wind NNW
1029.7 hPa
Pressure
4.4
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
41
9.76 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Llanelli?

Temperature & Precipitation

PM2.5 Trend

47h · 3 stations
PM2.59.76 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX4.4
Moderate
AD 300×250
Station readings (5 stations within 25 km)
9.76
Median
9.68
Average
4.1
Low
13.1
High
PM2.5 µg/m³ · Model: 7.1 · Bias: -2.7

What is the 7-day forecast for Llanelli?

09-05
14.5° 9.7°
1.37 mm
09-06
16.8° 11.5°
0.69 mm
09-07
15.3° 11.7°
18.06 mm
09-08
21.4° 8.6°
09-09
19.0° 10.5°
2.38 mm
09-10
17.0° 14.7°
1.81 mm
09-11
15.5° 11.6°
0.38 mm
Both models agree Avg diff: 2.8°C

Where are air quality stations near Llanelli?

46
Swansea Roadside, United Kingdom
15.8 km PM2.5: 11.0 µg/m³
53
Swansea Roadside, United Kingdom
15.8 km PM2.5: 13.1 µg/m³
–
Swansea Morfa Road NOX
16.6 km
34
Swansea Morriston Roadside, United Kingdom
16.7 km PM2.5: 8.2 µg/m³
34
Swansea Morriston Roadside, United Kingdom
16.7 km PM2.5: 8.2 µg/m³
17
Swansea Morriston Roadside, United Kingdom
16.7 km PM2.5: 4.1 µg/m³
50
Swansea Port Tennant Roadside
17.5 km PM2.5: 12.0 µg/m³
10
Port Talbot Little Warren, United Kingdom
27.1 km PM2.5: 2.4 µg/m³
12
Port Talbot Little Warren, United Kingdom
27.1 km PM2.5: 2.9 µg/m³

What cities are near Llanelli?

38 Gorseinon 49 Swansea 38 Ammanford 30 Clydach 38 Carmarthen 30 Briton Ferry 31 Neath 29 Maesteg 29 Porthcawl 28 Bridgend
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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 2026-09-05T15:47 UTC.