Stay updated with real-time air quality in Conwy, 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)
30
Good
Conwy, Wales
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
2.54 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
4.32 μg/m³
0
55
155
255
425
605+
31.93 ppb
0
55
71
86
201
201+
0.06 ppb
0
36
76
186
605
1005+
0.74 ppb
0
54
101
361
1250
2050+
0.11 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Conwy, Wales
Scroll To Air Quality MapLoading...
AQI 27
Good
3.30μg/m³
PM2.5
5.87μg/m³
PM10
29.10ppb
O3
0.04ppb
SO2
1.03ppb
NO2
0.12ppm
CO
AQI 27
Good
3.42μg/m³
PM2.5
6.11μg/m³
PM10
28.87ppb
O3
0.05ppb
SO2
1.21ppb
NO2
0.12ppm
CO
AQI 29
Good
3.39μg/m³
PM2.5
6.28μg/m³
PM10
30.93ppb
O3
0.06ppb
SO2
1.48ppb
NO2
0.12ppm
CO
AQI 16
Good
3.04μg/m³
PM2.5
7.50μg/m³
PM10
16.53ppb
O3
0.61ppb
SO2
3.27ppb
NO2
0.11ppm
CO
AQI 16
Good
2.85μg/m³
PM2.5
7.87μg/m³
PM10
13.48ppb
O3
0.77ppb
SO2
3.63ppb
NO2
0.10ppm
CO
AQI 16
Good
2.87μg/m³
PM2.5
7.69μg/m³
PM10
13.31ppb
O3
0.81ppb
SO2
5.30ppb
NO2
0.10ppm
CO
Air quality and pollutant data for Wales, UK are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Conwy, Wales is updated every hour for accuracy.
In the past 24 hours, the air quality in Conwy, Wales was at its worst at 06:00:00 on 2025-07-20.
In the last 24 hours, the best air quality in Conwy, Wales was observed at 08:00:00 on 2025-07-20.
As of now, the AQI in Conwy, Wales is 27, indicating Good conditions.
Conwy, Wales air has the highest levels of O3.
Poor air quality in Conwy, Wales means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Conwy, Wales are currently 3.276 μg/m3.
The PM10 concentration in Conwy, Wales is 5.705 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Conwy, Wales is 0.123 ppm.
Currently, Conwy, Wales has a sulfur dioxide (SO2) concentration of 0.045 ppb.
The current ozone (O3) level in Conwy, Wales at the moment is 29.035 ppm.
Nitrogen dioxide (NO2) level in Conwy, Wales at the moment is 1.044 ppb.
All Rights Reserved © Ambee Inc. 2025