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)
24
Good
Calne, Wiltshire
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.78 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
8.78 μg/m³
0
55
155
255
425
605+
26.33 ppb
0
55
71
86
201
201+
0.42 ppb
0
36
76
186
605
1005+
19.67 ppb
0
54
101
361
1250
2050+
0.31 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Calne, Wiltshire
Calne, Wiltshire
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AQI 24
Good
3.95μg/m³
PM2.5
9.90μg/m³
PM10
26.42ppb
O3
0.43ppb
SO2
21.23ppb
NO2
0.31ppm
CO
AQI 24
Good
3.83μg/m³
PM2.5
7.77μg/m³
PM10
26.06ppb
O3
0.41ppb
SO2
17.25ppb
NO2
0.31ppm
CO
AQI 24
Good
3.91μg/m³
PM2.5
9.99μg/m³
PM10
25.76ppb
O3
0.43ppb
SO2
17.31ppb
NO2
0.31ppm
CO
AQI 24
Good
3.96μg/m³
PM2.5
9.92μg/m³
PM10
26.42ppb
O3
0.43ppb
SO2
21.29ppb
NO2
0.31ppm
CO
AQI 24
Good
3.60μg/m³
PM2.5
9.68μg/m³
PM10
26.39ppb
O3
0.41ppb
SO2
18.68ppb
NO2
0.31ppm
CO
AQI 24
Good
4.08μg/m³
PM2.5
10.09μg/m³
PM10
25.77ppb
O3
0.44ppb
SO2
17.42ppb
NO2
0.31ppm
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 10:00:00 on 2026-09-27.
In the last 24 hours, the best air quality in Calne, Wiltshire was observed at 02:00:00 on 2026-09-28.
As of now, the AQI in Calne, Wiltshire is 24, 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 3.779 μg/m3.
The PM10 concentration in Calne, Wiltshire is 8.778 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Calne, Wiltshire is 0.312 ppm.
Currently, Calne, Wiltshire has a sulfur dioxide (SO2) concentration of 0.419 ppb.
The current ozone (O3) level in Calne, Wiltshire at the moment is 26.328 ppm.
Nitrogen dioxide (NO2) level in Calne, Wiltshire at the moment is 19.671 ppb.
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