Stay updated with real-time air quality in Reading, 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)
44
Good
Reading, UK
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.46 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
15.79 μg/m³
0
55
155
255
425
605+
28.08 ppb
0
55
71
86
201
201+
0.43 ppb
0
36
76
186
605
1005+
8.04 ppb
0
54
101
361
1250
2050+
0.14 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Reading, UK
Reading, UK
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| City | AQI | PM2.5 | PM10 | O3 | SO2 | NO2 | CO |
|---|---|---|---|---|---|---|---|
AQI 31
Good
2.38μg/m³
PM2.5
4.14μg/m³
PM10
33.81ppb
O3
0.16ppb
SO2
0.52ppb
NO2
0.01ppm
CO
AQI 26
Good
3.15μg/m³
PM2.5
6.04μg/m³
PM10
28.16ppb
O3
0.22ppb
SO2
1.70ppb
NO2
0.02ppm
CO
AQI 28
Good
1.92μg/m³
PM2.5
8.84μg/m³
PM10
30.06ppb
O3
0.16ppb
SO2
1.69ppb
NO2
0.01ppm
CO
AQI 28
Good
4.02μg/m³
PM2.5
6.59μg/m³
PM10
30.49ppb
O3
0.15ppb
SO2
8.30ppb
NO2
0.01ppm
CO
AQI 29
Good
3.45μg/m³
PM2.5
8.30μg/m³
PM10
31.00ppb
O3
0.22ppb
SO2
1.88ppb
NO2
0.05ppm
CO
AQI 44
Good
7.77μg/m³
PM2.5
19.76μg/m³
PM10
25.21ppb
O3
0.73ppb
SO2
11.15ppb
NO2
0.16ppm
CO
Air quality and pollutant data for Reading, 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 Reading, UK is updated every hour for accuracy.
In the past 24 hours, the air quality in Reading, UK was at its worst at 09:00:00 on 2025-12-27.
In the last 24 hours, the best air quality in Reading, UK was observed at 05:00:00 on 2025-12-28.
As of now, the AQI in Reading, UK is 31, indicating Good conditions.
Reading, UK air has the highest levels of O3.
Poor air quality in Reading, UK means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Reading, UK are currently 2.397 μg/m3.
The PM10 concentration in Reading, UK is 4.107 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Reading, UK is 0.013 ppm.
Currently, Reading, UK has a sulfur dioxide (SO2) concentration of 0.159 ppb.
The current ozone (O3) level in Reading, UK at the moment is 33.824 ppm.
Nitrogen dioxide (NO2) level in Reading, UK at the moment is 0.44 ppb.
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