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)
38
Good
Leicestershire, UK
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
6.63 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
15.87 μg/m³
0
55
155
255
425
605+
32.62 ppb
0
55
71
86
201
201+
0.49 ppb
0
36
76
186
605
1005+
7.66 ppb
0
54
101
361
1250
2050+
0.23 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Leicestershire, UK
Leicestershire, UK
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City | AQI | PM2.5 | PM10 | O3 | SO2 | NO2 | CO |
---|
AQI 30
Good
5.10μg/m³
PM2.5
11.73μg/m³
PM10
32.18ppb
O3
0.43ppb
SO2
10.81ppb
NO2
0.30ppm
CO
AQI 31
Good
5.41μg/m³
PM2.5
13.24μg/m³
PM10
33.94ppb
O3
0.43ppb
SO2
8.41ppb
NO2
0.30ppm
CO
AQI 33
Good
5.65μg/m³
PM2.5
15.60μg/m³
PM10
33.99ppb
O3
0.39ppb
SO2
6.77ppb
NO2
0.30ppm
CO
AQI 39
Good
6.35μg/m³
PM2.5
21.86μg/m³
PM10
41.85ppb
O3
0.93ppb
SO2
7.03ppb
NO2
0.30ppm
CO
AQI 38
Good
7.28μg/m³
PM2.5
24.32μg/m³
PM10
40.59ppb
O3
0.81ppb
SO2
7.36ppb
NO2
0.30ppm
CO
AQI 30
Good
5.09μg/m³
PM2.5
13.48μg/m³
PM10
32.12ppb
O3
0.39ppb
SO2
12.01ppb
NO2
0.30ppm
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 09:00:00 on 2025-06-30.
The best air quality in Leicestershire, UK was recorded at 07:00:00 on 2025-06-30.
The real-time air quality index in Leicestershire, UK is 33, 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 5.687 μg/m3.
The current PM10 levels in Leicestershire, UK are 12.97 μg/m3.
The current carbon monoxide (CO) level in Leicestershire, UK is 0.304 ppm.
The current sulfur dioxide (SO2) levels in Leicestershire, UK are 0.458 ppb.
The current ozone (O3) levels at Leicestershire, UK is 33.442 ppm.
The current nitrogen dioxide (NO2) levels at Leicestershire, UK is 6.809 ppb.
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