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)
23
Good
Reading, UK
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.95 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
7.20 μg/m³
0
55
155
255
425
605+
25.01 ppb
0
55
71
86
201
201+
0.65 ppb
0
36
76
186
605
1005+
2.53 ppb
0
54
101
361
1250
2050+
0.12 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 19
Good
2.68μg/m³
PM2.5
8.68μg/m³
PM10
20.97ppb
O3
0.67ppb
SO2
3.89ppb
NO2
0.18ppm
CO
AQI 25
Good
3.36μg/m³
PM2.5
9.42μg/m³
PM10
27.15ppb
O3
0.61ppb
SO2
5.14ppb
NO2
0.18ppm
CO
AQI 22
Good
3.15μg/m³
PM2.5
7.12μg/m³
PM10
24.10ppb
O3
0.69ppb
SO2
6.85ppb
NO2
0.18ppm
CO
AQI 22
Good
3.67μg/m³
PM2.5
10.78μg/m³
PM10
24.46ppb
O3
0.71ppb
SO2
7.17ppb
NO2
0.18ppm
CO
AQI 24
Good
3.38μg/m³
PM2.5
8.50μg/m³
PM10
25.65ppb
O3
0.66ppb
SO2
6.80ppb
NO2
0.18ppm
CO
AQI 21
Good
3.22μg/m³
PM2.5
7.17μg/m³
PM10
22.66ppb
O3
0.76ppb
SO2
8.97ppb
NO2
0.18ppm
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 05:00:00 on 2026-05-13.
In the last 24 hours, the best air quality in Reading, UK was observed at 05:00:00 on 2026-05-14.
As of now, the AQI in Reading, UK is 19, 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 2.67 μg/m3.
The PM10 concentration in Reading, UK is 8.756 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Reading, UK is 0.177 ppm.
Currently, Reading, UK has a sulfur dioxide (SO2) concentration of 0.671 ppb.
The current ozone (O3) level in Reading, UK at the moment is 20.929 ppm.
Nitrogen dioxide (NO2) level in Reading, UK at the moment is 3.9 ppb.
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