Stay updated with real-time air quality in Calne, Wiltshire 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)
28
Good
Calne, Wiltshire
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.69 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
14.29 μg/m³
0
55
155
255
425
605+
30.11 ppb
0
55
71
86
201
201+
0.54 ppb
0
36
76
186
605
1005+
5.62 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Calne, Wiltshire
Calne, Wiltshire
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AQI 27
Good
4.54μg/m³
PM2.5
14.25μg/m³
PM10
28.72ppb
O3
0.55ppb
SO2
6.59ppb
NO2
0.17ppm
CO
AQI 27
Good
4.38μg/m³
PM2.5
10.15μg/m³
PM10
28.88ppb
O3
0.54ppb
SO2
5.25ppb
NO2
0.17ppm
CO
AQI 27
Good
4.79μg/m³
PM2.5
14.16μg/m³
PM10
28.98ppb
O3
0.54ppb
SO2
6.40ppb
NO2
0.17ppm
CO
AQI 27
Good
4.60μg/m³
PM2.5
14.38μg/m³
PM10
28.73ppb
O3
0.55ppb
SO2
6.63ppb
NO2
0.17ppm
CO
AQI 27
Good
3.60μg/m³
PM2.5
9.72μg/m³
PM10
29.43ppb
O3
0.54ppb
SO2
4.80ppb
NO2
0.17ppm
CO
AQI 27
Good
4.96μg/m³
PM2.5
14.64μg/m³
PM10
29.06ppb
O3
0.54ppb
SO2
6.94ppb
NO2
0.17ppm
CO
Air quality and pollutant data for Wiltshire, 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 Calne, Wiltshire is updated every hour for accuracy.
In the past 24 hours, the air quality in Calne, Wiltshire was at its worst at 09:00:00 on 2026-06-28.
In the last 24 hours, the best air quality in Calne, Wiltshire was observed at 08:00:00 on 2026-06-29.
As of now, the AQI in Calne, Wiltshire is 28, indicating Good conditions.
Calne, Wiltshire air has the highest levels of O3.
Poor air quality in Calne, Wiltshire means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Calne, Wiltshire are currently 4.692 μg/m3.
The PM10 concentration in Calne, Wiltshire is 14.286 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Calne, Wiltshire is 0.174 ppm.
Currently, Calne, Wiltshire has a sulfur dioxide (SO2) concentration of 0.542 ppb.
The current ozone (O3) level in Calne, Wiltshire at the moment is 30.111 ppm.
Nitrogen dioxide (NO2) level in Calne, Wiltshire at the moment is 5.615 ppb.
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