Stay updated with real-time air quality in Llandudno, Wales featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
33
Good
Llandudno, Wales
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.95 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
12.17 μg/m³
0
55
155
255
425
605+
32.08 ppb
0
55
71
86
201
201+
0.17 ppb
0
36
76
186
605
1005+
1.09 ppb
0
54
101
361
1250
2050+
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Llandudno, Wales
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AQI 33
Good
6.03μg/m³
PM2.5
11.94μg/m³
PM10
31.74ppb
O3
0.19ppb
SO2
1.23ppb
NO2
0.12ppm
CO
AQI 33
Good
6.38μg/m³
PM2.5
12.70μg/m³
PM10
32.23ppb
O3
0.20ppb
SO2
1.53ppb
NO2
0.12ppm
CO
AQI 33
Good
5.55μg/m³
PM2.5
11.83μg/m³
PM10
28.00ppb
O3
0.65ppb
SO2
6.30ppb
NO2
0.83ppm
CO
AQI 36
Good
5.88μg/m³
PM2.5
10.57μg/m³
PM10
38.52ppb
O3
0.24ppb
SO2
1.55ppb
NO2
0.12ppm
CO
AQI 27
Good
5.26μg/m³
PM2.5
11.37μg/m³
PM10
27.67ppb
O3
0.75ppb
SO2
7.44ppb
NO2
1.01ppm
CO
AQI 27
Good
4.70μg/m³
PM2.5
7.60μg/m³
PM10
19.83ppb
O3
0.75ppb
SO2
15.97ppb
NO2
1.01ppm
CO
Air quality measurements for Wales, UK meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Llandudno, Wales is updated on an hourly basis.
The worst air quality in Llandudno, Wales was recorded at 06:00:00 on 2026-02-11.
The best air quality in Llandudno, Wales was recorded at 05:00:00 on 2026-02-11.
The real-time air quality index in Llandudno, Wales is 33, currently categorized as Good.
The most common pollutant in Llandudno, Wales is PM2.5.
If the air quality in Llandudno, Wales is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Llandudno, Wales at present are 5.954 μg/m3.
The current PM10 levels in Llandudno, Wales are 12.172 μg/m3.
The current carbon monoxide (CO) level in Llandudno, Wales is 0.119 ppm.
The current sulfur dioxide (SO2) levels in Llandudno, Wales are 0.165 ppb.
The current ozone (O3) levels at Llandudno, Wales is 32.08 ppm.
The current nitrogen dioxide (NO2) levels at Llandudno, Wales is 1.086 ppb.
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