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)
18
Good
Reading, UK
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.15 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
9.64 μg/m³
0
55
155
255
425
605+
19.30 ppb
0
55
71
86
201
201+
0.43 ppb
0
36
76
186
605
1005+
8.50 ppb
0
54
101
361
1250
2050+
0.31 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Reading, UK
Reading, UK
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| City | AQI | PM2.5 | PM10 | O3 | SO2 | NO2 | CO |
|---|---|---|---|---|---|---|---|
AQI 18
Good
3.15μg/m³
PM2.5
9.56μg/m³
PM10
19.35ppb
O3
0.43ppb
SO2
8.51ppb
NO2
0.31ppm
CO
AQI 26
Good
3.63μg/m³
PM2.5
9.26μg/m³
PM10
27.82ppb
O3
0.41ppb
SO2
10.83ppb
NO2
0.31ppm
CO
AQI 26
Good
4.26μg/m³
PM2.5
13.20μg/m³
PM10
27.53ppb
O3
0.58ppb
SO2
9.45ppb
NO2
0.31ppm
CO
AQI 26
Good
4.00μg/m³
PM2.5
13.89μg/m³
PM10
27.64ppb
O3
0.58ppb
SO2
10.83ppb
NO2
0.31ppm
CO
AQI 26
Good
3.66μg/m³
PM2.5
9.67μg/m³
PM10
27.75ppb
O3
0.42ppb
SO2
11.37ppb
NO2
0.31ppm
CO
AQI 26
Good
3.98μg/m³
PM2.5
12.42μg/m³
PM10
26.05ppb
O3
0.72ppb
SO2
28.23ppb
NO2
0.31ppm
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 11:00:00 on 2026-09-27.
In the last 24 hours, the best air quality in Reading, UK was observed at 04:00:00 on 2026-09-28.
As of now, the AQI in Reading, UK is 18, 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 3.145 μg/m3.
The PM10 concentration in Reading, UK is 9.637 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Reading, UK is 0.312 ppm.
Currently, Reading, UK has a sulfur dioxide (SO2) concentration of 0.428 ppb.
The current ozone (O3) level in Reading, UK at the moment is 19.296 ppm.
Nitrogen dioxide (NO2) level in Reading, UK at the moment is 8.496 ppb.
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