Stay updated with real-time air quality in Sidmouth, Devon 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)
27
Good
Sidmouth, Devon
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.86 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
8.49 μg/m³
0
55
155
255
425
605+
20.85 ppb
0
55
71
86
201
201+
1.04 ppb
0
36
76
186
605
1005+
3.19 ppb
0
54
101
361
1250
2050+
0.29 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Sidmouth, Devon
Sidmouth, Devon
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AQI 27
Good
5.00μg/m³
PM2.5
8.00μg/m³
PM10
23.45ppb
O3
1.06ppb
SO2
1.08ppb
NO2
0.28ppm
CO
AQI 27
Good
4.81μg/m³
PM2.5
11.74μg/m³
PM10
24.41ppb
O3
1.02ppb
SO2
4.74ppb
NO2
0.30ppm
CO
AQI 27
Good
4.72μg/m³
PM2.5
11.41μg/m³
PM10
23.17ppb
O3
1.01ppb
SO2
5.30ppb
NO2
0.30ppm
CO
AQI 27
Good
4.72μg/m³
PM2.5
11.66μg/m³
PM10
3.60ppb
O3
0.96ppb
SO2
15.93ppb
NO2
0.30ppm
CO
AQI 27
Good
4.65μg/m³
PM2.5
11.57μg/m³
PM10
24.17ppb
O3
1.01ppb
SO2
5.21ppb
NO2
0.31ppm
CO
AQI 27
Good
4.83μg/m³
PM2.5
14.27μg/m³
PM10
13.29ppb
O3
1.10ppb
SO2
2.98ppb
NO2
0.27ppm
CO
Air quality measurements for Devon, 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 Sidmouth, Devon is updated on an hourly basis.
The worst air quality in Sidmouth, Devon was recorded at 02:00:00 on 2025-12-04.
The best air quality in Sidmouth, Devon was recorded at 06:00:00 on 2025-12-05.
The real-time air quality index in Sidmouth, Devon is 27, currently categorized as Good.
The most common pollutant in Sidmouth, Devon is PM2.5.
If the air quality in Sidmouth, Devon is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Sidmouth, Devon at present are 4.859 μg/m3.
The current PM10 levels in Sidmouth, Devon are 8.486 μg/m3.
The current carbon monoxide (CO) level in Sidmouth, Devon is 0.288 ppm.
The current sulfur dioxide (SO2) levels in Sidmouth, Devon are 1.043 ppb.
The current ozone (O3) levels at Sidmouth, Devon is 20.846 ppm.
The current nitrogen dioxide (NO2) levels at Sidmouth, Devon is 3.192 ppb.
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