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)
30
Good
Calne, Wiltshire
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.20 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
12.92 μg/m³
0
55
155
255
425
605+
32.46 ppb
0
55
71
86
201
201+
0.29 ppb
0
36
76
186
605
1005+
3.08 ppb
0
54
101
361
1250
2050+
0.13 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Calne, Wiltshire
Calne, Wiltshire
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AQI 31
Good
4.66μg/m³
PM2.5
12.25μg/m³
PM10
33.68ppb
O3
0.31ppb
SO2
2.78ppb
NO2
0.13ppm
CO
AQI 30
Good
5.07μg/m³
PM2.5
12.35μg/m³
PM10
32.34ppb
O3
0.27ppb
SO2
3.08ppb
NO2
0.13ppm
CO
AQI 30
Good
5.24μg/m³
PM2.5
13.54μg/m³
PM10
31.88ppb
O3
0.30ppb
SO2
3.40ppb
NO2
0.13ppm
CO
AQI 31
Good
4.74μg/m³
PM2.5
12.35μg/m³
PM10
33.42ppb
O3
0.31ppb
SO2
2.84ppb
NO2
0.13ppm
CO
AQI 31
Good
4.87μg/m³
PM2.5
12.02μg/m³
PM10
33.30ppb
O3
0.30ppb
SO2
3.15ppb
NO2
0.13ppm
CO
AQI 30
Good
5.19μg/m³
PM2.5
12.93μg/m³
PM10
31.82ppb
O3
0.30ppb
SO2
3.29ppb
NO2
0.13ppm
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 2025-12-27.
In the last 24 hours, the best air quality in Calne, Wiltshire was observed at 03:00:00 on 2025-12-28.
As of now, the AQI in Calne, Wiltshire is 30, 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 5.196 μg/m3.
The PM10 concentration in Calne, Wiltshire is 12.916 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Calne, Wiltshire is 0.126 ppm.
Currently, Calne, Wiltshire has a sulfur dioxide (SO2) concentration of 0.294 ppb.
The current ozone (O3) level in Calne, Wiltshire at the moment is 32.459 ppm.
Nitrogen dioxide (NO2) level in Calne, Wiltshire at the moment is 3.079 ppb.
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