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
5.25 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
12.00 μg/m³
0
55
155
255
425
605+
32.52 ppb
0
55
71
86
201
201+
0.28 ppb
0
36
76
186
605
1005+
2.63 ppb
0
54
101
361
1250
2050+
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Sidmouth, Devon
Sidmouth, Devon
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AQI 30
Good
5.23μg/m³
PM2.5
12.47μg/m³
PM10
31.95ppb
O3
0.29ppb
SO2
2.59ppb
NO2
0.12ppm
CO
AQI 31
Good
5.01μg/m³
PM2.5
12.02μg/m³
PM10
34.15ppb
O3
0.27ppb
SO2
2.68ppb
NO2
0.12ppm
CO
AQI 32
Good
4.75μg/m³
PM2.5
11.82μg/m³
PM10
34.72ppb
O3
0.25ppb
SO2
2.75ppb
NO2
0.12ppm
CO
AQI 33
Good
5.75μg/m³
PM2.5
12.29μg/m³
PM10
30.76ppb
O3
0.32ppb
SO2
3.46ppb
NO2
0.13ppm
CO
AQI 33
Good
4.42μg/m³
PM2.5
11.51μg/m³
PM10
35.70ppb
O3
0.22ppb
SO2
2.71ppb
NO2
0.12ppm
CO
AQI 33
Good
5.62μg/m³
PM2.5
12.45μg/m³
PM10
30.67ppb
O3
0.31ppb
SO2
2.90ppb
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 2025-12-27.
The best air quality in Sidmouth, Devon was recorded at 10:00:00 on 2025-12-28.
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 5.246 μg/m3.
The current PM10 levels in Sidmouth, Devon are 12.004 μg/m3.
The current carbon monoxide (CO) level in Sidmouth, Devon is 0.123 ppm.
The current sulfur dioxide (SO2) levels in Sidmouth, Devon are 0.283 ppb.
The current ozone (O3) levels at Sidmouth, Devon is 32.522 ppm.
The current nitrogen dioxide (NO2) levels at Sidmouth, Devon is 2.632 ppb.
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