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)
35
Good
Conwy, Wales
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
3.29 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
10.13 μg/m³
0
55
155
255
425
605+
37.97 ppb
0
55
71
86
201
201+
0.03 ppb
0
36
76
186
605
1005+
0.35 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
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AQI 29
Good
4.66μg/m³
PM2.5
11.81μg/m³
PM10
31.23ppb
O3
0.02ppb
SO2
0.31ppb
NO2
0.10ppm
CO
AQI 29
Good
4.61μg/m³
PM2.5
11.17μg/m³
PM10
31.00ppb
O3
0.02ppb
SO2
0.35ppb
NO2
0.10ppm
CO
AQI 29
Good
5.09μg/m³
PM2.5
13.95μg/m³
PM10
31.28ppb
O3
0.03ppb
SO2
0.36ppb
NO2
0.11ppm
CO
AQI 25
Good
3.74μg/m³
PM2.5
10.22μg/m³
PM10
26.67ppb
O3
0.55ppb
SO2
6.04ppb
NO2
0.09ppm
CO
AQI 23
Good
3.55μg/m³
PM2.5
10.29μg/m³
PM10
25.24ppb
O3
0.69ppb
SO2
7.48ppb
NO2
0.08ppm
CO
AQI 24
Good
3.34μg/m³
PM2.5
10.94μg/m³
PM10
25.76ppb
O3
0.71ppb
SO2
8.33ppb
NO2
0.08ppm
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 2025-09-17.
In the last 24 hours, the best air quality in Conwy, Wales was observed at 10:00:00 on 2025-09-17.
As of now, the AQI in Conwy, Wales is 29, 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 4.739 μg/m3.
The PM10 concentration in Conwy, Wales is 11.835 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Conwy, Wales is 0.104 ppm.
Currently, Conwy, Wales has a sulfur dioxide (SO2) concentration of 0.017 ppb.
The current ozone (O3) level in Conwy, Wales at the moment is 31.288 ppm.
Nitrogen dioxide (NO2) level in Conwy, Wales at the moment is 0.312 ppb.
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