Stay updated with real-time air quality in Penarth, 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)
22
Good
Penarth, Wales
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.13 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
16.53 μg/m³
0
55
155
255
425
605+
24.24 ppb
0
55
71
86
201
201+
0.40 ppb
0
36
76
186
605
1005+
12.51 ppb
0
54
101
361
1250
2050+
0.94 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Penarth, Wales
Penarth, Wales
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AQI 22
Good
3.86μg/m³
PM2.5
16.91μg/m³
PM10
24.31ppb
O3
0.39ppb
SO2
13.15ppb
NO2
0.94ppm
CO
AQI 27
Good
4.88μg/m³
PM2.5
13.91μg/m³
PM10
26.63ppb
O3
0.38ppb
SO2
7.80ppb
NO2
0.94ppm
CO
AQI 27
Good
4.71μg/m³
PM2.5
15.54μg/m³
PM10
24.32ppb
O3
0.42ppb
SO2
10.60ppb
NO2
0.94ppm
CO
AQI 33
Good
5.83μg/m³
PM2.5
11.49μg/m³
PM10
26.55ppb
O3
0.63ppb
SO2
4.63ppb
NO2
0.94ppm
CO
AQI 38
Good
6.91μg/m³
PM2.5
14.17μg/m³
PM10
20.42ppb
O3
0.58ppb
SO2
8.27ppb
NO2
0.94ppm
CO
AQI 33
Good
5.93μg/m³
PM2.5
13.68μg/m³
PM10
23.66ppb
O3
0.47ppb
SO2
7.62ppb
NO2
0.94ppm
CO
The air quality data for Wales, UK is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Penarth, Wales are available every hour.
Penarth, Wales experienced its worst air quality at 08:00:00, 2025-12-13.
The best air quality in Penarth, Wales was observed at 01:00:00 on 2025-12-14.
The air quality in Penarth, Wales right now is Good, with an AQI of 22.
In Penarth, Wales, O3 is the most frequently found pollutant.
When air quality in Penarth, Wales is compromised, staying indoors and wearing a mask can reduce health risks.
Penarth, Wales currently has a PM2.5 concentration of 4.125 μg/m3.
Penarth, Wales currently has a PM10 concentration of 16.527 μg/m3.
The current carbon monoxide (CO) level in Penarth, Wales is 0.935 ppm.
The current sulfur dioxide (SO2) concentration in Penarth, Wales is 0.399 ppb.
Penarth, Wales currently has an ozone (O3) concentration of 24.244 ppm.
The current level of nitrogen dioxide (NO2) in Penarth, Wales is 12.506 ppb.
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