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)
23
Good
Llandudno, Wales
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
4.31 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
6.60 μg/m³
0
55
155
255
425
605+
24.96 ppb
0
55
71
86
201
201+
0.10 ppb
0
36
76
186
605
1005+
2.17 ppb
0
54
101
361
1250
2050+
0.11 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Llandudno, Wales
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AQI 26
Good
3.08μg/m³
PM2.5
4.94μg/m³
PM10
28.17ppb
O3
0.07ppb
SO2
1.04ppb
NO2
0.12ppm
CO
AQI 23
Good
3.35μg/m³
PM2.5
4.71μg/m³
PM10
24.97ppb
O3
0.05ppb
SO2
1.39ppb
NO2
0.12ppm
CO
AQI 16
Good
3.24μg/m³
PM2.5
7.10μg/m³
PM10
15.78ppb
O3
0.40ppb
SO2
2.76ppb
NO2
0.24ppm
CO
AQI 26
Good
3.56μg/m³
PM2.5
5.70μg/m³
PM10
27.90ppb
O3
0.09ppb
SO2
2.01ppb
NO2
0.12ppm
CO
AQI 16
Good
3.08μg/m³
PM2.5
7.70μg/m³
PM10
16.89ppb
O3
0.49ppb
SO2
2.88ppb
NO2
0.27ppm
CO
AQI 23
Good
2.89μg/m³
PM2.5
7.66μg/m³
PM10
24.70ppb
O3
0.47ppb
SO2
3.10ppb
NO2
0.27ppm
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 05:00:00 on 2025-07-20.
The best air quality in Llandudno, Wales was recorded at 07:00:00 on 2025-07-20.
The real-time air quality index in Llandudno, Wales is 26, currently categorized as Good.
The most common pollutant in Llandudno, Wales is O3.
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 3.128 μg/m3.
The current PM10 levels in Llandudno, Wales are 4.928 μg/m3.
The current carbon monoxide (CO) level in Llandudno, Wales is 0.121 ppm.
The current sulfur dioxide (SO2) levels in Llandudno, Wales are 0.064 ppb.
The current ozone (O3) levels at Llandudno, Wales is 27.845 ppm.
The current nitrogen dioxide (NO2) levels at Llandudno, Wales is 1.046 ppb.
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