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)
38
Good
Penarth, Wales
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.00 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
16.45 μg/m³
0
55
155
255
425
605+
40.56 ppb
0
55
71
86
201
201+
0.38 ppb
0
36
76
186
605
1005+
2.12 ppb
0
54
101
361
1250
2050+
0.09 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Penarth, Wales
Penarth, Wales
Scroll To Air Quality MapLoading...
AQI 37
Good
3.84μg/m³
PM2.5
16.90μg/m³
PM10
40.25ppb
O3
0.38ppb
SO2
2.13ppb
NO2
0.09ppm
CO
AQI 37
Good
4.71μg/m³
PM2.5
15.56μg/m³
PM10
40.22ppb
O3
0.38ppb
SO2
1.67ppb
NO2
0.09ppm
CO
AQI 39
Good
4.39μg/m³
PM2.5
15.24μg/m³
PM10
41.63ppb
O3
0.38ppb
SO2
2.01ppb
NO2
0.09ppm
CO
AQI 40
Good
4.88μg/m³
PM2.5
11.26μg/m³
PM10
42.74ppb
O3
0.38ppb
SO2
1.82ppb
NO2
0.09ppm
CO
AQI 38
Good
5.64μg/m³
PM2.5
15.54μg/m³
PM10
40.73ppb
O3
0.38ppb
SO2
1.41ppb
NO2
0.08ppm
CO
AQI 40
Good
5.19μg/m³
PM2.5
13.05μg/m³
PM10
43.40ppb
O3
0.38ppb
SO2
1.89ppb
NO2
0.09ppm
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 07:00:00, 2026-03-29.
The best air quality in Penarth, Wales was observed at 07:00:00 on 2026-03-29.
The air quality in Penarth, Wales right now is Good, with an AQI of 38.
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 4.003 μg/m3.
Penarth, Wales currently has a PM10 concentration of 16.447 μg/m3.
The current carbon monoxide (CO) level in Penarth, Wales is 0.086 ppm.
The current sulfur dioxide (SO2) concentration in Penarth, Wales is 0.382 ppb.
Penarth, Wales currently has an ozone (O3) concentration of 40.563 ppm.
The current level of nitrogen dioxide (NO2) in Penarth, Wales is 2.115 ppb.
All Rights Reserved © Ambee Inc. 2025