Stay updated with real-time air quality in Leicestershire, UK 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)
18
Good
Leicestershire, UK
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
3.11 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
7.71 μg/m³
0
55
155
255
425
605+
19.30 ppb
0
55
71
86
201
201+
0.58 ppb
0
36
76
186
605
1005+
3.10 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Leicestershire, UK
Leicestershire, UK
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City | AQI | PM2.5 | PM10 | O3 | SO2 | NO2 | CO |
---|
AQI 22
Good
3.84μg/m³
PM2.5
12.41μg/m³
PM10
17.11ppb
O3
0.55ppb
SO2
4.27ppb
NO2
0.02ppm
CO
AQI 22
Good
4.18μg/m³
PM2.5
13.01μg/m³
PM10
17.75ppb
O3
0.55ppb
SO2
4.44ppb
NO2
0.02ppm
CO
AQI 22
Good
4.19μg/m³
PM2.5
10.79μg/m³
PM10
18.49ppb
O3
0.59ppb
SO2
3.35ppb
NO2
0.03ppm
CO
AQI 27
Good
4.78μg/m³
PM2.5
15.68μg/m³
PM10
15.24ppb
O3
0.50ppb
SO2
4.34ppb
NO2
0.01ppm
CO
AQI 27
Good
5.28μg/m³
PM2.5
19.56μg/m³
PM10
17.03ppb
O3
0.52ppb
SO2
4.38ppb
NO2
0.01ppm
CO
AQI 19
Good
3.23μg/m³
PM2.5
8.52μg/m³
PM10
20.77ppb
O3
0.46ppb
SO2
3.83ppb
NO2
0.03ppm
CO
Air quality measurements for Leicestershire, UK meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Leicestershire, UK is updated on an hourly basis.
The worst air quality in Leicestershire, UK was recorded at 06:00:00 on 2025-08-29.
The best air quality in Leicestershire, UK was recorded at 06:00:00 on 2025-08-29.
The real-time air quality index in Leicestershire, UK is 22, currently categorized as Good.
The most common pollutant in Leicestershire, UK is PM2.5.
If the air quality in Leicestershire, UK is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Leicestershire, UK at present are 3.781 μg/m3.
The current PM10 levels in Leicestershire, UK are 9.668 μg/m3.
The current carbon monoxide (CO) level in Leicestershire, UK is 0.02 ppm.
The current sulfur dioxide (SO2) levels in Leicestershire, UK are 0.536 ppb.
The current ozone (O3) levels at Leicestershire, UK is 17.647 ppm.
The current nitrogen dioxide (NO2) levels at Leicestershire, UK is 4.396 ppb.
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