Stay updated with real-time air quality in Leigh, Greater Manchester 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)
49
Good
Leigh, Greater Manchester
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.14 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
16.28 μg/m³
0
55
155
255
425
605+
27.01 ppb
0
55
71
86
201
201+
0.91 ppb
0
36
76
186
605
1005+
12.27 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Leigh, Greater Manchester
Leigh, Greater Manchester
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AQI 44
Good
8.29μg/m³
PM2.5
14.94μg/m³
PM10
28.88ppb
O3
0.73ppb
SO2
10.19ppb
NO2
0.16ppm
CO
AQI 44
Good
8.29μg/m³
PM2.5
15.02μg/m³
PM10
28.37ppb
O3
0.76ppb
SO2
10.56ppb
NO2
0.16ppm
CO
AQI 49
Good
9.34μg/m³
PM2.5
16.63μg/m³
PM10
26.38ppb
O3
0.89ppb
SO2
12.53ppb
NO2
0.17ppm
CO
AQI 44
Good
8.32μg/m³
PM2.5
14.90μg/m³
PM10
29.56ppb
O3
0.67ppb
SO2
9.67ppb
NO2
0.16ppm
CO
AQI 44
Good
8.10μg/m³
PM2.5
14.51μg/m³
PM10
29.92ppb
O3
0.66ppb
SO2
9.44ppb
NO2
0.16ppm
CO
AQI 44
Good
8.32μg/m³
PM2.5
14.90μg/m³
PM10
29.56ppb
O3
0.67ppb
SO2
9.67ppb
NO2
0.16ppm
CO
The air quality data for Greater Manchester, 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 Leigh, Greater Manchester are available every hour.
Leigh, Greater Manchester experienced its worst air quality at 08:00:00, 2025-12-28.
The best air quality in Leigh, Greater Manchester was observed at 05:00:00 on 2025-12-28.
The air quality in Leigh, Greater Manchester right now is Good, with an AQI of 49.
In Leigh, Greater Manchester, PM2.5 is the most frequently found pollutant.
When air quality in Leigh, Greater Manchester is compromised, staying indoors and wearing a mask can reduce health risks.
Leigh, Greater Manchester currently has a PM2.5 concentration of 9.14 μg/m3.
Leigh, Greater Manchester currently has a PM10 concentration of 16.283 μg/m3.
The current carbon monoxide (CO) level in Leigh, Greater Manchester is 0.166 ppm.
The current sulfur dioxide (SO2) concentration in Leigh, Greater Manchester is 0.908 ppb.
Leigh, Greater Manchester currently has an ozone (O3) concentration of 27.011 ppm.
The current level of nitrogen dioxide (NO2) in Leigh, Greater Manchester is 12.27 ppb.
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