Air Quality in Llanelli, United Kingdom

Drizzle
17.2°C · 62.9% humidity
17.2°
Feels 17.2°
27
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
35 12am
35
35
27 3am
29
31
32 6am
33
33
34 9am
34
27
35 12pm
35
28
28 3pm
28
28
35 6pm
35
35
35 9pm
35
35
Station readings
30
25
59
38
CAMS model adj +1
34
34
34
34
34
34
34
34
34
34
34
27
34
34
27
27
27
27
34
34
34
34
34
34
AD 728×90

Air Quality Index Trend

27h · 1 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.

62.9%
Humidity
99.0 km/h
Wind WSW
1010.3 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
27
6.44 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Llanelli?

Temperature & Precipitation

PM2.5 Trend

27h · 1 station
PM2.56.44 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (2 stations within 25 km)
6.44
Median
6.4
Average
5.8
Low
7.0
High
PM2.5 µg/m³ · Model: 7.0 · Bias: +0.6

What is the 7-day forecast for Llanelli?

08-03
24.1° 15.7°
0.62 mm
08-04
21.4° 11.3°
08-05
18.1° 13.4°
0.19 mm
08-06
19.2° 13.4°
1.81 mm
08-07
20.4° 14.2°
3.81 mm
08-08
18.4° 11.6°
1.44 mm
08-09
18.5° 9.9°
Both models agree Avg diff: 3.1°C

Where are air quality stations near Llanelli?

38
Swansea Roadside, United Kingdom
15.8 km PM2.5: 9.1 µg/m³
38
Swansea Roadside, United Kingdom
15.8 km PM2.5: 9.1 µg/m³
26
Swansea Roadside, United Kingdom
15.8 km PM2.5: 6.2 µg/m³
–
Swansea Morfa Road NOX
16.6 km
35
Swansea Morriston Roadside, United Kingdom
16.7 km PM2.5: 8.4 µg/m³
21
Swansea Morriston Roadside, United Kingdom
16.7 km PM2.5: 5.0 µg/m³
21
Swansea Morriston Roadside, United Kingdom
16.7 km PM2.5: 5.0 µg/m³
24
Swansea Morriston Roadside, United Kingdom
16.7 km PM2.5: 5.8 µg/m³
33
Swansea Port Tennant Roadside
17.5 km PM2.5: 8.0 µg/m³
13
Port Talbot Little Warren, United Kingdom
27.1 km PM2.5: 3.1 µg/m³

What cities are near Llanelli?

27 Gorseinon 29 Swansea 26 Ammanford 25 Clydach 35 Carmarthen 28 Briton Ferry 28 Neath 26 Maesteg 27 Porthcawl 25 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 2026-08-08T02:59 UTC.