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)
31
Good
Sidmouth, Devon
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.10 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
7.24 μg/m³
0
55
155
255
425
605+
33.16 ppb
0
55
71
86
201
201+
0.62 ppb
0
36
76
186
605
1005+
2.49 ppb
0
54
101
361
1250
2050+
0.11 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Sidmouth, Devon
Sidmouth, Devon
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AQI 30
Good
3.00μg/m³
PM2.5
7.00μg/m³
PM10
32.14ppb
O3
0.62ppb
SO2
1.60ppb
NO2
0.12ppm
CO
AQI 31
Good
3.62μg/m³
PM2.5
9.38μg/m³
PM10
33.27ppb
O3
0.64ppb
SO2
7.10ppb
NO2
0.12ppm
CO
AQI 31
Good
3.73μg/m³
PM2.5
9.41μg/m³
PM10
33.38ppb
O3
0.64ppb
SO2
7.35ppb
NO2
0.12ppm
CO
AQI 30
Good
3.62μg/m³
PM2.5
9.77μg/m³
PM10
31.64ppb
O3
0.65ppb
SO2
13.27ppb
NO2
0.12ppm
CO
AQI 31
Good
3.90μg/m³
PM2.5
9.47μg/m³
PM10
33.42ppb
O3
0.64ppb
SO2
6.44ppb
NO2
0.12ppm
CO
AQI 31
Good
3.48μg/m³
PM2.5
8.01μg/m³
PM10
33.17ppb
O3
0.61ppb
SO2
4.05ppb
NO2
0.12ppm
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 11:00:00 on 2026-05-13.
The best air quality in Sidmouth, Devon was recorded at 07:00:00 on 2026-05-14.
The real-time air quality index in Sidmouth, Devon is 31, currently categorized as Good.
The most common pollutant in Sidmouth, Devon is O3.
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 3.1 μg/m3.
The current PM10 levels in Sidmouth, Devon are 7.241 μg/m3.
The current carbon monoxide (CO) level in Sidmouth, Devon is 0.108 ppm.
The current sulfur dioxide (SO2) levels in Sidmouth, Devon are 0.624 ppb.
The current ozone (O3) levels at Sidmouth, Devon is 33.16 ppm.
The current nitrogen dioxide (NO2) levels at Sidmouth, Devon is 2.493 ppb.
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