Stay updated with real-time air quality in Windsor and Maidenhead, 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
Windsor and Maidenhead, UK
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.30 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
15.86 μg/m³
0
55
155
255
425
605+
30.62 ppb
0
55
71
86
201
201+
0.46 ppb
0
36
76
186
605
1005+
6.10 ppb
0
54
101
361
1250
2050+
0.02 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Windsor and Maidenhead, UK
Windsor and Maidenhead, UK
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| City | AQI | PM2.5 | PM10 | O3 | SO2 | NO2 | CO |
|---|---|---|---|---|---|---|---|
AQI 44
Good
8.25μg/m³
PM2.5
20.37μg/m³
PM10
31.81ppb
O3
0.44ppb
SO2
6.43ppb
NO2
0.02ppm
CO
AQI 33
Good
6.50μg/m³
PM2.5
15.78μg/m³
PM10
19.74ppb
O3
0.44ppb
SO2
3.88ppb
NO2
0.03ppm
CO
AQI 33
Good
6.44μg/m³
PM2.5
15.81μg/m³
PM10
19.78ppb
O3
0.44ppb
SO2
3.77ppb
NO2
0.03ppm
CO
AQI 27
Good
4.34μg/m³
PM2.5
8.57μg/m³
PM10
29.04ppb
O3
0.62ppb
SO2
4.95ppb
NO2
0.08ppm
CO
AQI 38
Good
6.57μg/m³
PM2.5
14.50μg/m³
PM10
29.27ppb
O3
0.44ppb
SO2
2.48ppb
NO2
0.04ppm
CO
AQI 44
Good
7.85μg/m³
PM2.5
21.50μg/m³
PM10
27.72ppb
O3
0.49ppb
SO2
4.95ppb
NO2
0.02ppm
CO
The air quality data for Windsor and Maidenhead, UK is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Windsor and Maidenhead, UK are available every hour.
Windsor and Maidenhead, UK experienced its worst air quality at 06:00:00, 2025-12-07.
The best air quality in Windsor and Maidenhead, UK was observed at 02:00:00 on 2025-12-06.
The air quality in Windsor and Maidenhead, UK right now is Good, with an AQI of 38.
In Windsor and Maidenhead, UK, PM2.5 is the most frequently found pollutant.
When air quality in Windsor and Maidenhead, UK is compromised, staying indoors and wearing a mask can reduce health risks.
Windsor and Maidenhead, UK currently has a PM2.5 concentration of 7.305 μg/m3.
Windsor and Maidenhead, UK currently has a PM10 concentration of 15.855 μg/m3.
The current carbon monoxide (CO) level in Windsor and Maidenhead, UK is 0.02 ppm.
The current sulfur dioxide (SO2) concentration in Windsor and Maidenhead, UK is 0.457 ppb.
Windsor and Maidenhead, UK currently has an ozone (O3) concentration of 30.619 ppm.
The current level of nitrogen dioxide (NO2) in Windsor and Maidenhead, UK is 6.096 ppb.
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